Menu

Colorado Rare Bird Alert

The report below shows observations of rare birds in Colorado. Includes both unreviewed and reviewed/approved observations.

Observations for last 7 days

Sort by

White-eyed Vireo Vireo griseus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:49
Location: Clear Spring Ranch, El Paso, Colorado, United States
Observer: Joan Grant

Long-tailed Duck Clangula hyemalis

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:48
Location: Platte Canyon Reservoir, Douglas, Colorado, United States
Observer: Ryan Stander

Black-throated Blue Warbler Setophaga caerulescens

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:47
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Ginny Bergstrom

Gray Catbird Dumetella carolinensis

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:30
Location: Atkinson Trail--Three Mile Creek Confluence, Garfield, Colorado, United States
Observer: Peter Ceren

Hermit Thrush Catharus guttatus

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 11:26
Location: 11443 Cliff, Twin Lakes, Colorado, US (39.064, -106.404), Lake, Colorado, United States
Observer: Andrew Schmalfuss

Wilson's Warbler Cardellina pusilla

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:17
Location: Rio Blanco SWA, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Red-eyed Vireo Vireo olivaceus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:02
Location: Lamar Community College, Prowers, Colorado, United States
Observer: Heather Morris

Red-eyed Vireo Vireo olivaceus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:02
Location: Lamar Community College, Prowers, Colorado, United States
Observer: Riley Morris

Red-eyed Vireo Vireo olivaceus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:02
Location: Lamar Community College, Prowers, Colorado, United States
Observer: Doug Shoffner

Black-throated Blue Warbler Setophaga caerulescens

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 11:02
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Terri Kurtz

Nashville Warbler Leiothlypis ruficapilla

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 10:47
Location: Cherry Creek SP--Pelican Point area, Arapahoe, Colorado, United States
Observer: Jonathan Bowser

Western Cattle Egret Bubulcus ibis

Number observed: 1
CONFIRMED
Date: May 04, 2024 10:43
Location: La Plata CR 332 County Line Pond, La Plata, Colorado, United States
Observer: Nick Moore

Western Wood-Pewee Contopus sordidulus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 10:20
Location: Fountain Creek Regional Park, El Paso, Colorado, United States
Observer: Liam Pentangelo

Plumbeous Vireo Vireo plumbeus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 10:04
Location: Golden Ponds Park and Nature Area, Boulder, Colorado, United States
Observer: Rachael Glazner

Plumbeous Vireo Vireo plumbeus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 10:04
Location: Golden Ponds Park and Nature Area, Boulder, Colorado, United States
Observer: Bryce Caughron

Olive-sided Flycatcher Contopus cooperi

Number observed: 1
CONFIRMED
Date: May 04, 2024 10:01
Location: Lee Martinez Park, Larimer, Colorado, United States
Observer: Annika Abbott

Cackling Goose Branta hutchinsii

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 09:44
Location: Sterne Park, Arapahoe, Colorado, United States
Observer: Bonnie Prado

Cassin's Vireo Vireo cassinii

Number observed: 1
CONFIRMED
Date: May 04, 2024 09:44
Location: North Shields Pond Natural Area, Larimer, Colorado, United States
Observer: Rob Sparks

Lark Bunting Calamospiza melanocorys

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 09:30
Location: Chatfield SP (Jefferson Co), Jefferson, Colorado, United States
Observer: john williams

Common Yellowthroat Geothlypis trichas

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 09:25
Location: Gypsum Ponds, Eagle, Colorado, United States
Observer: Ted Uhlemann

Hooded Warbler Setophaga citrina

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 09:17
Location: Sondermann Park, El Paso, Colorado, United States
Observer: Gary Koehn

Loggerhead Shrike Lanius ludovicianus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 09:10
Location: Ridgway SP--Bay View Day Use Area, Ouray, Colorado, United States
Observer: Sandy Beranich

Chukar Alectoris chukar

Number observed: 5
UNCONFIRMED
Date: May 04, 2024 09:00
Location: Parachute (town), Garfield, Colorado, United States
Observer: Kevin Coleman

Vermilion Flycatcher Pyrocephalus rubinus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 08:56
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Matt Hofeditz

Cackling Goose Branta hutchinsii

Number observed:
UNCONFIRMED
Date: May 04, 2024 08:26
Location: Golden Ponds Park and Nature Area, Boulder, Colorado, United States
Observer: Anonymous eBirder

Cackling Goose Branta hutchinsii

Number observed:
UNCONFIRMED
Date: May 04, 2024 08:26
Location: Golden Ponds Park and Nature Area, Boulder, Colorado, United States
Observer: Abby Glauser

Black-throated Blue Warbler Setophaga caerulescens

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 08:24
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Michael Lester

Greater Scaup Aythya marila

Number observed: 5
UNCONFIRMED
Date: May 04, 2024 08:15
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Candice Johnson

Eastern Phoebe Sayornis phoebe

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 08:15
Location: High Line Canal Trail--S University Blvd to E Orchard Rd, Arapahoe, Colorado, United States
Observer: Jared Del Rosso

Baltimore Oriole Icterus galbula

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 08:14
Location: Sagebrush Chateaux, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Northern Cardinal Cardinalis cardinalis

Number observed: 3
UNCONFIRMED
Date: May 04, 2024 08:09
Location: Rocky Ford SWA, Otero, Colorado, United States
Observer: Jonathan Bookman

Canvasback Aythya valisineria

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 08:00
Location: Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder, Colorado, United States
Observer: Gabriel Russell

Black Phoebe Sayornis nigricans

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 08:00
Location: Del Norte Park and River Walk, Rio Grande, Colorado, United States
Observer: John Rawinski

Hooded Merganser Lophodytes cucullatus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:49
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Scott Shaum

Black Tern Chlidonias niger

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:49
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Scott Shaum

Vermilion Flycatcher Pyrocephalus rubinus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:49
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Scott Shaum

Lark Bunting Calamospiza melanocorys

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 07:47
Location: Southwesternmost Broomfield, Broomfield, Colorado, United States
Observer: Jason Cole

Hooded Warbler Setophaga citrina

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:42
Location: Sondermann Park, El Paso, Colorado, United States
Observer: Michael Fernandez

Harris's Sparrow Zonotrichia querula

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:30
Location: Union Reservoir, Weld, Colorado, United States
Observer: Bill Prather

White-eyed Vireo Vireo griseus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:29
Location: Clear Spring Ranch, El Paso, Colorado, United States
Observer: Alan Versaw

Harris's Sparrow Zonotrichia querula

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:28
Location: Home, Pitkin, Colorado, United States
Observer: Bryan Gieszl

Black-chinned Hummingbird Archilochus alexandri

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 07:27
Location: Pelican Hills, Weld, Colorado, United States
Observer: David Schutt

Hermit Thrush Catharus guttatus

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:25
Location: County Road 38N, Craig US-CO 40.83997, -107.51238, Moffat, Colorado, United States
Observer: Forrest Luke

Canvasback Aythya valisineria

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:23
Location: Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder, Colorado, United States
Observer: Bryan Guarente

Long-tailed Duck Clangula hyemalis

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:07
Location: Platte Canyon Reservoir, Douglas, Colorado, United States
Observer: Chris Gilbert

Eastern Phoebe Sayornis phoebe

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:06
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: matt newport

Nashville Warbler Leiothlypis ruficapilla

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:06
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: matt newport

Palm Warbler Setophaga palmarum

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 07:00
Location: Josh's Pond, Broomfield, Colorado, United States
Observer: Jason Cole

Western Tanager Piranga ludoviciana

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:59
Location: Private Residence - Nathrop, Chaffee, Colorado, United States
Observer: Karen Langtry

Black Tern Chlidonias niger

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: CFO Birds

Black Tern Chlidonias niger

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Kieran Schnitzspahn

Black Tern Chlidonias niger

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Owen Robertson

Black Tern Chlidonias niger

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Peter Burke

Black Phoebe Sayornis nigricans

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Kieran Schnitzspahn

Black Phoebe Sayornis nigricans

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: CFO Birds

Black Phoebe Sayornis nigricans

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:57
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Peter Burke

Hooded Warbler Setophaga citrina

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:47
Location: Sondermann Park, El Paso, Colorado, United States
Observer: Shawn McCormick

Bullock's x Baltimore Oriole (hybrid) Icterus bullockii x galbula

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:41
Location: Holly Rest Area, Prowers, Colorado, United States
Observer: Tyler Stewart

Hammond's Flycatcher Empidonax hammondii

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:40
Location: Navajo SP--Piedra River (upstream), Archuleta, Colorado, United States
Observer: Nick Moore

Gray Flycatcher Empidonax wrightii

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:40
Location: Navajo SP--Piedra River (upstream), Archuleta, Colorado, United States
Observer: Nick Moore

Mexican Duck Anas diazi

Number observed: 1
CONFIRMED
Date: May 04, 2024 06:37
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Eric Edgar

Harris's Sparrow Zonotrichia querula

Number observed: 1
CONFIRMED
Date: May 04, 2024 06:37
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Eric Edgar

White-throated Sparrow Zonotrichia albicollis

Number observed: 1
CONFIRMED
Date: May 04, 2024 06:37
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Eric Edgar

Northern Waterthrush Parkesia noveboracensis

Number observed: 1
CONFIRMED
Date: May 04, 2024 06:37
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Eric Edgar

Sharp-tailed Grouse Tympanuchus phasianellus

Number observed: 13
UNCONFIRMED
Date: May 04, 2024 06:19
Location: Rio Blanco CR 30, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Summer Tanager Piranga rubra

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:17
Location: Cañon City Riverwalk--Sell Lake to S Raynolds Ave, Fremont, Colorado, United States
Observer: Alan Moss

Nashville Warbler Leiothlypis ruficapilla

Number observed: 2
UNCONFIRMED
Date: May 04, 2024 06:15
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Doug Schoch

Dusky Flycatcher Empidonax oberholseri

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 06:13
Location: Avalanche Creek, Pitkin, Colorado, United States
Observer: Colin Dillingham

Nashville Warbler Leiothlypis ruficapilla

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 05:45
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Ethan Cleveland

American Redstart Setophaga ruticilla

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 05:45
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Ethan Cleveland

Yellow-throated Vireo Vireo flavifrons

Number observed: 1
UNCONFIRMED
Date: May 04, 2024 05:20
Location: Lamar Community College, Prowers, Colorado, United States
Observer: Kyle Carlsen

Summer Tanager Piranga rubra

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 21:04
Location: Hodgson-Harris Reservoir, Boulder, Colorado, United States
Observer: Jean Folsom

Palm Warbler Setophaga palmarum

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 19:39
Location: Lac Amora Open Space, Broomfield, Colorado, United States
Observer: Chipper Phillips

Barrow's Goldeneye Bucephala islandica

Number observed: 1
CONFIRMED
Date: May 03, 2024 19:30
Location: Sands Lake SWA, Chaffee, Colorado, United States
Observer: Nick Moore

Greater White-fronted Goose Anser albifrons

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 19:14
Location: Loomiller Park, Boulder, Colorado, United States
Observer: Christian Nunes

Palm Warbler (Western) Setophaga palmarum palmarum

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 19:14
Location: Lac Amora Open Space, Broomfield, Colorado, United States
Observer: Tyler Wilson

Palm Warbler (Western) Setophaga palmarum palmarum

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 19:14
Location: Lac Amora Open Space, Broomfield, Colorado, United States
Observer: Alicia Arnold 🦩

Gray Flycatcher Empidonax wrightii

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 18:03
Location: Elks Park, Boulder, Colorado, United States
Observer: Ernest Crvich

Semipalmated Plover Charadrius semipalmatus

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 17:55
Location: DeWeese Reservoir SWA, Custer, Colorado, United States
Observer: Joel Adams

Hooded Warbler Setophaga citrina

Number observed: 1
CONFIRMED
Date: May 03, 2024 17:52
Location: Sondermann Park, El Paso, Colorado, United States
Observer: Shawn McCormick

Baird's Sandpiper Calidris bairdii

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 15:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Mike Henwood

Common Tern Sterna hirundo

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 14:10
Location: Walden Reservoir--SE side, Jackson, Colorado, United States
Observer: Diane Roberts

Forster's Tern Sterna forsteri

Number observed: 2
CONFIRMED
Date: May 03, 2024 14:08
Location: Trinidad Lake SP, Las Animas, Colorado, United States
Observer: Michael Dougherty

Sagebrush Sparrow Artemisiospiza nevadensis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 14:08
Location: Trinidad Lake SP, Las Animas, Colorado, United States
Observer: Michael Dougherty

Warbling Vireo (Eastern) Vireo gilvus gilvus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 13:55
Location: Bent's Old Fort NHS, Otero, Colorado, United States
Observer: CFO Birds

Warbling Vireo (Eastern) Vireo gilvus gilvus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 13:55
Location: Bent's Old Fort NHS, Otero, Colorado, United States
Observer: Kathryn Taylor

Warbling Vireo (Eastern) Vireo gilvus gilvus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 13:55
Location: Bent's Old Fort NHS, Otero, Colorado, United States
Observer: Sue Riffe

Warbling Vireo (Eastern) Vireo gilvus gilvus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 13:55
Location: Bent's Old Fort NHS, Otero, Colorado, United States
Observer: Hannah Banowetz

Greater Scaup Aythya marila

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 13:46
Location: Wheat Ridge Greenbelt--Prospect Park & Lake, Jefferson, Colorado, United States
Observer: Roger Mattson

Olive-sided Flycatcher Contopus cooperi

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 13:39
Location: Wheat Ridge Greenbelt, Jefferson, Colorado, United States
Observer: Timo Mitzen

Purple Martin Progne subis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 12:30
Location: Gurley Drive, San Miguel, Colorado, United States
Observer: Tami St. Germain

Northern Parula Setophaga americana

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 12:08
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Rosanne Juergens

Broad-winged Hawk Buteo platypterus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 12:05
Location: US-CO-Grand Junction-Trappett-Yard, Mesa, Colorado, United States
Observer: Diane Trappett

Gray Flycatcher Empidonax wrightii

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 11:35
Location: Old Saint Vrain Rd, Boulder, Colorado, United States
Observer: Valentina Roumi

Olive-sided Flycatcher Contopus cooperi

Number observed: 1
CONFIRMED
Date: May 03, 2024 11:07
Location: Pineridge Natural Area, Larimer, Colorado, United States
Observer: Dilka Murtazina

Olive-sided Flycatcher Contopus cooperi

Number observed: 1
CONFIRMED
Date: May 03, 2024 11:07
Location: Pineridge Natural Area, Larimer, Colorado, United States
Observer: Paul Gordy

Western Cattle Egret Bubulcus ibis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 10:45
Location: Lynch Pond, Archuleta, Colorado, United States
Observer: Charles Martinez

Black x Eastern Phoebe (hybrid) Sayornis nigricans x phoebe

Number observed: 1
CONFIRMED
Date: May 03, 2024 10:31
Location: Bingham Hill Cemetery, Larimer, Colorado, United States
Observer: Andrew Monson

Greater Scaup Aythya marila

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 10:20
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Cynthia Madsen

Caspian Tern Hydroprogne caspia

Number observed: 2
CONFIRMED
Date: May 03, 2024 10:16
Location: Totten Reservoir, Montezuma, Colorado, United States
Observer: Coen Dexter

Caspian Tern Hydroprogne caspia

Number observed: 2
CONFIRMED
Date: May 03, 2024 10:16
Location: Totten Reservoir, Montezuma, Colorado, United States
Observer: Brenda Wright

Neotropic Cormorant Nannopterum brasilianum

Number observed: 1
CONFIRMED
Date: May 03, 2024 10:16
Location: Totten Reservoir, Montezuma, Colorado, United States
Observer: Coen Dexter

Neotropic Cormorant Nannopterum brasilianum

Number observed: 1
CONFIRMED
Date: May 03, 2024 10:16
Location: Totten Reservoir, Montezuma, Colorado, United States
Observer: Brenda Wright

Snow Goose Anser caerulescens

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 09:30
Location: Rocky Mountain Arsenal NWR--Lake Ladora, Adams, Colorado, United States
Observer: Adam Kaningher

Common Loon Gavia immer

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 09:30
Location: Smith Reservoir SWA, Costilla, Colorado, United States
Observer: John Rawinski

Upland Sandpiper Bartramia longicauda

Number observed: 1
CONFIRMED
Date: May 03, 2024 09:20
Location: Hall Ranch, Boulder, Colorado, United States
Observer: Patrick Morgan

Dusky Flycatcher Empidonax oberholseri

Number observed: 1
Date: May 03, 2024 09:03
Location: Dixon Reservoir, Larimer, Colorado, United States
Observer: Edward Raynor

Dunlin Calidris alpina

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 09:01
Location: Neegronda Reservoir, Kiowa, Colorado, United States
Observer: Nick Komar

Dunlin Calidris alpina

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 09:01
Location: Neegronda Reservoir, Kiowa, Colorado, United States
Observer: Kathryn Kay

Dunlin Calidris alpina

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 09:01
Location: Neegronda Reservoir, Kiowa, Colorado, United States
Observer: Kenna Sue Trickey

Dunlin Calidris alpina

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 09:01
Location: Neegronda Reservoir, Kiowa, Colorado, United States
Observer: CFO Birds

White-throated Swift Aeronautes saxatalis

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 08:55
Location: Picket Wire Canyon--south of Withers Canyon, Otero, Colorado, United States
Observer: Kyle Carlsen

White-throated Swift Aeronautes saxatalis

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 08:55
Location: Picket Wire Canyon--south of Withers Canyon, Otero, Colorado, United States
Observer: Donna Feldman

Gray Vireo Vireo vicinior

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 08:55
Location: Picket Wire Canyon--south of Withers Canyon, Otero, Colorado, United States
Observer: Donna Feldman

Gray Vireo Vireo vicinior

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 08:55
Location: Picket Wire Canyon--south of Withers Canyon, Otero, Colorado, United States
Observer: CFO Birds

Gray Vireo Vireo vicinior

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 08:55
Location: Picket Wire Canyon--south of Withers Canyon, Otero, Colorado, United States
Observer: Kyle Carlsen

Gray Vireo Vireo vicinior

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 08:55
Location: Picket Wire Canyon--south of Withers Canyon, Otero, Colorado, United States
Observer: Helen Butts

Greater Scaup Aythya marila

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 08:35
Location: Wheat Ridge Greenbelt, Jefferson, Colorado, United States
Observer: Mike Sullivan

Grasshopper Sparrow Ammodramus savannarum

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 08:15
Location: Rocky Flats NWR - Woman’s Creek, Jefferson, Colorado, United States
Observer: Finn Harty

Western Tanager Piranga ludoviciana

Number observed: 1
CONFIRMED
Date: May 03, 2024 08:07
Location: Private Residence - Nathrop, Chaffee, Colorado, United States
Observer: Karen Langtry

Long-tailed Duck Clangula hyemalis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 08:03
Location: Platte Canyon Reservoir, Douglas, Colorado, United States
Observer: Curtis Higgins

Semipalmated Plover Charadrius semipalmatus

Number observed: 5
UNCONFIRMED
Date: May 03, 2024 08:00
Location: Smith Reservoir SWA, Costilla, Colorado, United States
Observer: John Rawinski

Glossy Ibis Plegadis falcinellus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 07:50
Location: Loma--11 8/10 from Q to R Road, Mesa, Colorado, United States
Observer: Mike Henwood

Black-throated Sparrow Amphispiza bilineata

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 07:36
Location: Picketwire Corrals, Otero, Colorado, United States
Observer: Kyle Carlsen

Black-throated Sparrow Amphispiza bilineata

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 07:36
Location: Picketwire Corrals, Otero, Colorado, United States
Observer: Donna Feldman

Black-throated Sparrow Amphispiza bilineata

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 07:36
Location: Picketwire Corrals, Otero, Colorado, United States
Observer: CFO Birds

Black-throated Sparrow Amphispiza bilineata

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 07:36
Location: Picketwire Corrals, Otero, Colorado, United States
Observer: Helen Butts

Solitary Sandpiper Tringa solitaria

Number observed: 1
CONFIRMED
Date: May 03, 2024 07:28
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Susan Allerton

Western Wood-Pewee Contopus sordidulus

Number observed: 1
CONFIRMED
Date: May 03, 2024 07:28
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Susan Allerton

White-throated Sparrow Zonotrichia albicollis

Number observed: 1
CONFIRMED
Date: May 03, 2024 07:28
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Susan Allerton

Northern Waterthrush Parkesia noveboracensis

Number observed: 1
CONFIRMED
Date: May 03, 2024 07:23
Location: Rank Park, La Plata, Colorado, United States
Observer: Ryan Votta

Long-tailed Duck Clangula hyemalis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 07:07
Location: Platte Canyon Reservoir, Douglas, Colorado, United States
Observer: Joey Kellner

Western Wood-Pewee Contopus sordidulus

Number observed: 1
CONFIRMED
Date: May 03, 2024 07:00
Location: Colt drive, Loveland, Colorado, Larimer, Colorado, United States
Observer: Tom Curtis

Northern Parula Setophaga americana

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:54
Location: Cherry Creek SP, Arapahoe, Colorado, United States
Observer: Doug Schoch

Mountain Bluebird Sialia currucoides

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:47
Location: Turks Pond SWA (closed during waterfowl season), Baca, Colorado, United States
Observer: Amy Borchardt

Summer Tanager Piranga rubra

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:40
Location: Cañon City Riverwalk--Sell Lake to S Raynolds Ave, Fremont, Colorado, United States
Observer: Sean Huntley

Summer Tanager Piranga rubra

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:40
Location: Cañon City Riverwalk--Sell Lake to S Raynolds Ave, Fremont, Colorado, United States
Observer: Luke Pheneger

Summer Tanager Piranga rubra

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:40
Location: Cañon City Riverwalk--Sell Lake to S Raynolds Ave, Fremont, Colorado, United States
Observer: Cole Sage

Broad-winged Hawk Buteo platypterus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:36
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Scott Shaum

Broad-winged Hawk Buteo platypterus

Number observed: 2
UNCONFIRMED
Date: May 03, 2024 06:36
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Kieran Schnitzspahn

Broad-winged Hawk Buteo platypterus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:36
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Kristin Tallis

Northern Cardinal Cardinalis cardinalis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:36
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Kristin Tallis

Northern Cardinal Cardinalis cardinalis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:36
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Kieran Schnitzspahn

Northern Cardinal Cardinalis cardinalis

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 06:36
Location: Higbee Valley Road (Otero CR 804), Otero, Colorado, United States
Observer: Scott Shaum

Willow Flycatcher Empidonax traillii

Number observed: 1
CONFIRMED
Date: May 03, 2024 06:15
Location: Clear Spring Ranch, El Paso, Colorado, United States
Observer: Steven Brown

White-throated Sparrow Zonotrichia albicollis

Number observed: 1
CONFIRMED
Date: May 03, 2024 05:58
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Ryan Votta

Hooded Merganser Lophodytes cucullatus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 05:53
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Don Marsh

Hooded Merganser Lophodytes cucullatus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 05:53
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Bob Spencer

Hooded Merganser Lophodytes cucullatus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 05:53
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Barbara Retzlaff

Philadelphia Vireo Vireo philadelphicus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 05:41
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: David Wade

Philadelphia Vireo Vireo philadelphicus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 05:41
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Edward Landi

Philadelphia Vireo Vireo philadelphicus

Number observed: 1
UNCONFIRMED
Date: May 03, 2024 05:41
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: JoAnn Hackos

Rough-legged Hawk Buteo lagopus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 20:32
Location: 80821, Hugo US-CO (39.0526,-103.3574), Lincoln, Colorado, United States
Observer: JoAnn Hackos

Red-necked Phalarope Phalaropus lobatus

Number observed: 6
CONFIRMED
Date: May 02, 2024 19:45
Location: Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder, Colorado, United States
Observer: Valentina Roumi

Black-chinned Hummingbird Archilochus alexandri

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 19:37
Location: home, Adams, Colorado, United States
Observer: kate Stander

Black-throated Green Warbler Setophaga virens

Number observed: 1
CONFIRMED
Date: May 02, 2024 17:39
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Dilka Murtazina

Black-throated Green Warbler Setophaga virens

Number observed: 1
CONFIRMED
Date: May 02, 2024 17:39
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Paul Gordy

American Redstart Setophaga ruticilla

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 17:32
Location: Quincy Reservoir, Arapahoe, Colorado, United States
Observer: Cathy Sheeter

Western Cattle Egret Bubulcus ibis

Number observed: 3
CONFIRMED
Date: May 02, 2024 17:30
Location: Woodgate field, Montrose, Colorado, United States
Observer: Bill Harris

Snowy Plover Anarhynchus nivosus

Number observed: 1
CONFIRMED
Date: May 02, 2024 17:27
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Leah Waldner

Black-throated Green Warbler Setophaga virens

Number observed: 1
CONFIRMED
Date: May 02, 2024 17:21
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Jay Breidt

Mississippi Kite Ictinia mississippiensis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 17:19
Location: King Arroyo and Arkansas River Confluence, Otero, Colorado, United States
Observer: Chris Henry

Winter Wren Troglodytes hiemalis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 17:19
Location: WAVANDER330, Douglas, Colorado, United States
Observer: William Vanderpoel

Snowy Plover Anarhynchus nivosus

Number observed: 1
CONFIRMED
Date: May 02, 2024 17:16
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Lori Shuler

Mississippi Kite Ictinia mississippiensis

Number observed: 2
UNCONFIRMED
Date: May 02, 2024 17:02
Location: Rocky Ford (town), Otero, Colorado, United States
Observer: Chris Henry

Snow Goose Anser caerulescens

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 16:13
Location: Rocky Mountain Arsenal NWR--Lake Ladora, Adams, Colorado, United States
Observer: Charles Thornton-Kolbe

Snowy Plover Anarhynchus nivosus

Number observed: 1
CONFIRMED
Date: May 02, 2024 16:13
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Bill Schneider

Snowy Plover Anarhynchus nivosus

Number observed: 1
CONFIRMED
Date: May 02, 2024 16:13
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Julie Schneider

Yellow-throated Vireo Vireo flavifrons

Number observed: 1
CONFIRMED
Date: May 02, 2024 16:06
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Sonder Selvig

Black-throated Green Warbler Setophaga virens

Number observed: 1
CONFIRMED
Date: May 02, 2024 16:06
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Sonder Selvig

Short-billed Dowitcher Limnodromus griseus

Number observed: 6
UNCONFIRMED
Date: May 02, 2024 15:36
Location: Cherry Creek SP--Cottonwood Creek Wetlands, Arapahoe, Colorado, United States
Observer: Susan Barrett

Caspian Tern Hydroprogne caspia

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 15:34
Location: Chatfield SP--Plum Creek Nature Area, Douglas, Colorado, United States
Observer: Ryan Gannon

Yellow-throated Vireo Vireo flavifrons

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 15:25
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Josh Bruening

Red Phalarope Phalaropus fulicarius

Number observed: 2
UNCONFIRMED
Date: May 02, 2024 14:44
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Crystal Reser

Rock Pigeon Columba livia

Number observed: 5
UNCONFIRMED
Date: May 02, 2024 14:38
Location: Wildernest (community), Summit, Colorado, United States
Observer: Susan White

Snow Goose Anser caerulescens

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 14:12
Location: Rocky Mountain Arsenal NWR--Lake Ladora, Adams, Colorado, United States
Observer: Susan Rosine

Yellow-throated Vireo Vireo flavifrons

Number observed: 1
CONFIRMED
Date: May 02, 2024 13:15
Location: CSU--Environmental Learning Center, Larimer, Colorado, United States
Observer: Simon Tolzmann

Gray Catbird Dumetella carolinensis

Number observed: 1
CONFIRMED
Date: May 02, 2024 13:11
Location: Rio Blanco SWA, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Calliope Hummingbird Selasphorus calliope

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 12:45
Location: Elizabeth, Elbert, Colorado, United States
Observer: Angie Koehler

Rough-legged Hawk Buteo lagopus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 12:30
Location: Gurley Drive, San Miguel, Colorado, United States
Observer: Tami St. Germain

Mississippi Kite Ictinia mississippiensis

Number observed: 2
UNCONFIRMED
Date: May 02, 2024 12:17
Location: Blaine Park, Otero, Colorado, United States
Observer: Kevin Schutz

Long-billed Dowitcher Limnodromus scolopaceus

Number observed: 1
CONFIRMED
Date: May 02, 2024 12:04
Location: Wrights Reservoir, Teller, Colorado, United States
Observer: Michael Britten

Willet Tringa semipalmata

Number observed: 30
CONFIRMED
Date: May 02, 2024 12:04
Location: Wrights Reservoir, Teller, Colorado, United States
Observer: Michael Britten

Blue-winged Warbler Vermivora cyanoptera

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:44
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Pablo Quezada

Blue-winged Warbler Vermivora cyanoptera

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:44
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Luke Pheneger

Blue-winged Warbler Vermivora cyanoptera

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:44
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Brian Genge

Prothonotary Warbler Protonotaria citrea

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:44
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Luke Pheneger

Prothonotary Warbler Protonotaria citrea

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:44
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Brian Genge

Prairie Falcon Falco mexicanus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:34
Location: I-70 E, Deer Trail US-CO 39.60830, -104.03742, Arapahoe, Colorado, United States
Observer: Kieran Schnitzspahn

Prairie Falcon Falco mexicanus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:34
Location: I-70 E, Deer Trail US-CO 39.60830, -104.03742, Arapahoe, Colorado, United States
Observer: Owen Robertson

Snow Goose Anser caerulescens

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:31
Location: Rocky Mountain Arsenal NWR--Lake Ladora, Adams, Colorado, United States
Observer: Doyle Brewer

Ring-billed Gull Larus delawarensis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:13
Location: Schafer Reservoir (private; view from road), Lincoln, Colorado, United States
Observer: Riley Morris

Ring-billed Gull Larus delawarensis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:13
Location: Schafer Reservoir (private; view from road), Lincoln, Colorado, United States
Observer: Heather Morris

Eastern Towhee Pipilo erythrophthalmus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:09
Location: Burchfield SWA, Baca, Colorado, United States
Observer: Scott Shaum

Chestnut-sided Warbler Setophaga pensylvanica

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:09
Location: Burchfield SWA, Baca, Colorado, United States
Observer: Scott Shaum

Philadelphia Vireo Vireo philadelphicus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 11:02
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Kristin Tallis

Bobolink Dolichonyx oryzivorus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 10:47
Location: Hayden Lake, Boulder, Colorado, United States
Observer: Will Anderson

Long-billed Dowitcher Limnodromus scolopaceus

Number observed: 6
CONFIRMED
Date: May 02, 2024 10:33
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Red-bellied Woodpecker Melanerpes carolinus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 10:29
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Tresa Moulton

Red-bellied Woodpecker Melanerpes carolinus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 10:29
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Sue Riffe

Mississippi Kite Ictinia mississippiensis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 10:16
Location: Rocky Ford (town), Otero, Colorado, United States
Observer: John Drummond

Lesser Nighthawk Chordeiles acutipennis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 09:55
Location: Nepesta Road Marsh, Pueblo, Colorado, United States
Observer: John Bruder

Lesser Nighthawk Chordeiles acutipennis

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 09:55
Location: Nepesta Road Marsh, Pueblo, Colorado, United States
Observer: Risë Foster-Bruder

Semipalmated Plover Charadrius semipalmatus

Number observed: 1
CONFIRMED
Date: May 02, 2024 09:53
Location: McPhee Reservoir--West End, Montezuma, Colorado, United States
Observer: Coen Dexter

Semipalmated Plover Charadrius semipalmatus

Number observed: 1
CONFIRMED
Date: May 02, 2024 09:53
Location: McPhee Reservoir--West End, Montezuma, Colorado, United States
Observer: Brenda Wright

Willet Tringa semipalmata

Number observed: 27
UNCONFIRMED
Date: May 02, 2024 09:11
Location: Ball Reservoir, Elbert, Colorado, United States
Observer: Riley Morris

Willet Tringa semipalmata

Number observed: 27
UNCONFIRMED
Date: May 02, 2024 09:11
Location: Ball Reservoir, Elbert, Colorado, United States
Observer: Heather Morris

Plumbeous Vireo Vireo plumbeus

Number observed: 2
CONFIRMED
Date: May 02, 2024 09:08
Location: Golden Ponds Park and Nature Area, Boulder, Colorado, United States
Observer: Matt Skinner

Red-breasted Merganser Mergus serrator

Number observed: 2
CONFIRMED
Date: May 02, 2024 08:53
Location: Running Deer & Cottonwood Hollow Natural Areas, Larimer, Colorado, United States
Observer: Belle Farley Ciezak

Red-breasted Merganser Mergus serrator

Number observed: 2
CONFIRMED
Date: May 02, 2024 08:53
Location: Running Deer & Cottonwood Hollow Natural Areas, Larimer, Colorado, United States
Observer: Kitawna Hoover

Northern Shoveler Spatula clypeata

Number observed: 1
CONFIRMED
Date: May 02, 2024 08:18
Location: Aspen Center for Environmental Studies, Pitkin, Colorado, United States
Observer: Phebe Meyers

Cassin's Vireo Vireo cassinii

Number observed: 1
CONFIRMED
Date: May 02, 2024 07:56
Location: Walden Ponds Wildlife Habitat--Walden & Sawhill Ponds all together, Boulder, Colorado, United States
Observer: Lauren Hatch

Warbling Vireo Vireo gilvus

Number observed: 2
CONFIRMED
Date: May 02, 2024 06:39
Location: Arapahoe Bend Natural Area--fishing ponds and trails, Larimer, Colorado, United States
Observer: Irene Fortune

White-eyed Vireo Vireo griseus

Number observed: 1
UNCONFIRMED
Date: May 02, 2024 05:10
Location: Two Buttes SWA--below dam, Baca, Colorado, United States
Observer: Scott Shaum

Common Goldeneye Bucephala clangula

Number observed: 4
CONFIRMED
Date: May 01, 2024 18:35
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Bonaparte's Gull Chroicocephalus philadelphia

Number observed: 3
CONFIRMED
Date: May 01, 2024 18:35
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Forster's Tern Sterna forsteri

Number observed: 1
CONFIRMED
Date: May 01, 2024 18:35
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

American Redstart Setophaga ruticilla

Number observed: 1
CONFIRMED
Date: May 01, 2024 17:59
Location: University of Colorado Boulder--South Campus, Boulder, Colorado, United States
Observer: Daniel Gelbart

Bonaparte's Gull Chroicocephalus philadelphia

Number observed: 2
CONFIRMED
Date: May 01, 2024 17:36
Location: Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder, Colorado, United States
Observer: Valentina Roumi

Virginia's Warbler Leiothlypis virginiae

Number observed: 1
CONFIRMED
Date: May 01, 2024 17:07
Location: 2873 Pinon Cir, Craig US-CO 40.50836, -107.58233, Moffat, Colorado, United States
Observer: Forrest Luke

Black-bellied Plover Pluvialis squatarola

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:51
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Christine Alexander

Black-bellied Plover Pluvialis squatarola

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Bill Schneider

Black-bellied Plover Pluvialis squatarola

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Julie Schneider

Sanderling Calidris alba

Number observed: 6
CONFIRMED
Date: May 01, 2024 16:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Bill Schneider

Sanderling Calidris alba

Number observed: 6
CONFIRMED
Date: May 01, 2024 16:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Julie Schneider

Semipalmated Sandpiper Calidris pusilla

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Julie Schneider

Semipalmated Sandpiper Calidris pusilla

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:26
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Bill Schneider

Lesser Yellowlegs Tringa flavipes

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:12
Location: Rio Blanco SWA, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Semipalmated Sandpiper Calidris pusilla

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:12
Location: Rio Blanco SWA, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Wilson's Warbler Cardellina pusilla

Number observed: 1
CONFIRMED
Date: May 01, 2024 16:12
Location: Rio Blanco SWA, Rio Blanco, Colorado, United States
Observer: Jedediah Smith

Black-bellied Plover Pluvialis squatarola

Number observed: 1
CONFIRMED
Date: May 01, 2024 15:29
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Diane Trappett

Band-tailed Pigeon Patagioenas fasciata

Number observed: 1
CONFIRMED
Date: May 01, 2024 15:00
Location: Ward area, Boulder, Colorado, United States
Observer: Patrick Morgan

Sanderling Calidris alba

Number observed: 6
CONFIRMED
Date: May 01, 2024 15:00
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Denise & Mark Vollmar

Prairie Falcon Falco mexicanus

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 13:42
Location: First Creek at DEN Open Space, Denver, Colorado, United States
Observer: Tom Behnfield

Prairie Falcon Falco mexicanus

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 13:42
Location: First Creek at DEN Open Space, Denver, Colorado, United States
Observer: Debbie Behnfield

Horned Grebe Podiceps auritus

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 12:25
Location: Holbrook Reservoir, Otero, Colorado, United States
Observer: Patricia Stuckey

Red-breasted Merganser Mergus serrator

Number observed: 2
CONFIRMED
Date: May 01, 2024 10:37
Location: Prospect Ponds Natural Area, Larimer, Colorado, United States
Observer: Paul Gordy

Ash-throated Flycatcher Myiarchus cinerascens

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 10:35
Location: Pawnee NG--Norma's Grove, Weld, Colorado, United States
Observer: Adrian Lakin

Ash-throated Flycatcher Myiarchus cinerascens

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 10:35
Location: Pawnee NG--Norma's Grove, Weld, Colorado, United States
Observer: Michael D Vole

Mountain Plover Anarhynchus montanus

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 10:34
Location: 80103, Byers US-CO (39.8392,-104.0747), Adams, Colorado, United States
Observer: Jennifer Schneider

Mountain Plover Anarhynchus montanus

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 10:34
Location: 80103, Byers US-CO (39.8392,-104.0747), Adams, Colorado, United States
Observer: Jonathan Schneider

Lark Bunting Calamospiza melanocorys

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 08:57
Location: Chatfield SP--Model Airplane Field, Douglas, Colorado, United States
Observer: Dale Pate

Prairie Warbler Setophaga discolor

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 08:43
Location: John Martin Reservoir, Hasty US-CO 38.07819, -102.98309, Bent, Colorado, United States
Observer: Scott Shaum

Cassin's Finch Haemorhous cassinii

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 08:28
Location: Pawnee NG--Crow Valley CG, Weld, Colorado, United States
Observer: Adrian Lakin

Cassin's Finch Haemorhous cassinii

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 08:28
Location: Pawnee NG--Crow Valley CG, Weld, Colorado, United States
Observer: Michael D Vole

Baird's Sandpiper Calidris bairdii

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 08:13
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Mike Henwood

House Wren (Northern) Troglodytes aedon [aedon Group]

Number observed: 1
CONFIRMED
Date: May 01, 2024 07:46
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: john king

Western Flycatcher Empidonax difficilis

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 07:45
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: martha Strickland

Western Flycatcher Empidonax difficilis

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 07:45
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Patricia DiLuzio

Western Flycatcher Empidonax difficilis

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 07:45
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Norm Lewis

Western Flycatcher Empidonax difficilis

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 07:45
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Cynthia Breidenbach

Western Sandpiper Calidris mauri

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 07:32
Location: Pole Mountain Lake, Jackson, Colorado, United States
Observer: Nick Komar

Western Sandpiper Calidris mauri

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 07:32
Location: Pole Mountain Lake, Jackson, Colorado, United States
Observer: Joe Kipper

Burrowing Owl Athene cunicularia

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 07:00
Location: Highline Lake SP, Mesa, Colorado, United States
Observer: Ryan Claar

Western Sandpiper Calidris mauri

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 06:58
Location: Windsor Lake & Reservoir, Denver, Colorado, United States
Observer: Frank and Nancy Hatch

Sagebrush Sparrow Artemisiospiza nevadensis

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 06:58
Location: Windsor Lake & Reservoir, Denver, Colorado, United States
Observer: Frank and Nancy Hatch

Eastern Phoebe Sayornis phoebe

Number observed: 2
UNCONFIRMED
Date: May 01, 2024 06:57
Location: High Line Canal Trail--S University Blvd to E Orchard Rd, Arapahoe, Colorado, United States
Observer: Jared Del Rosso

Black-and-white Warbler Mniotilta varia

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 06:25
Location: Red Hawk Ranch - PRIVATE PROPERTY NO ACCESS, Chaffee, Colorado, United States
Observer: Kevin Williams

Palm Warbler Setophaga palmarum

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 06:25
Location: Red Hawk Ranch - PRIVATE PROPERTY NO ACCESS, Chaffee, Colorado, United States
Observer: Kevin Williams

Hermit Thrush Catharus guttatus

Number observed: 1
CONFIRMED
Date: May 01, 2024 06:15
Location: private res. n hwy 13, Moffat, Colorado, United States
Observer: Jan Leonard

Ash-throated Flycatcher Myiarchus cinerascens

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 05:39
Location: Pawnee NG--Crow Valley CG, Weld, Colorado, United States
Observer: Grant Medlin

Tricolored Heron Egretta tricolor

Number observed: 1
CONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Brian Genge

Tricolored Heron Egretta tricolor

Number observed: 1
CONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Luke Pheneger

Tricolored Heron Egretta tricolor

Number observed: 1
CONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Pablo Quezada

Glossy Ibis Plegadis falcinellus

Number observed: 1
CONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Luke Pheneger

Glossy Ibis Plegadis falcinellus

Number observed: 1
CONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Brian Genge

Glossy Ibis Plegadis falcinellus

Number observed: 1
CONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Pablo Quezada

White-eyed Vireo Vireo griseus

Number observed: 1
UNCONFIRMED
Date: May 01, 2024 05:28
Location: Two Buttes SWA (as a whole), Baca, Colorado, United States
Observer: Brian Genge

Wilson's Warbler Cardellina pusilla

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 19:40
Location: Dads, Boulder, Colorado, United States
Observer: Gabriel Russell

Lazuli Bunting Passerina amoena

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 19:40
Location: La Hacienda Águila, Larimer, Colorado, United States
Observer: Chris Funk

Wood Duck Aix sponsa

Number observed: 3
UNCONFIRMED
Date: Apr 30, 2024 19:20
Location: McCabe Lane Wetlands, Gunnison, Colorado, United States
Observer: Petar Simic

Wilson's Phalarope Phalaropus tricolor

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 19:20
Location: McCabe Lane Wetlands, Gunnison, Colorado, United States
Observer: Petar Simic

Solitary Sandpiper Tringa solitaria

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 19:20
Location: McCabe Lane Wetlands, Gunnison, Colorado, United States
Observer: Petar Simic

Hermit Thrush Catharus guttatus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 19:20
Location: McCabe Lane Wetlands, Gunnison, Colorado, United States
Observer: Petar Simic

Lazuli Bunting Passerina amoena

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:55
Location: 5479 Cypress Dr, Boulder US-CO 40.00200, -105.22584, Boulder, Colorado, United States
Observer: Savannah Steet

Black-chinned Hummingbird Archilochus alexandri

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 18:43
Location: Pelican Hills, Weld, Colorado, United States
Observer: David Schutt

Horned Grebe Podiceps auritus

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:38
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Clark's Grebe Aechmophorus clarkii

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:38
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Wilson's Phalarope Phalaropus tricolor

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:38
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Bonaparte's Gull Chroicocephalus philadelphia

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:38
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Trumpeter Swan Cygnus buccinator

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 18:34
Location: Pinon Lake Reservoir, Archuleta, Colorado, United States
Observer: Byron Greco

Chimney Swift Chaetura pelagica

Number observed: 3
CONFIRMED
Date: Apr 30, 2024 18:16
Location: Monument Valley Park, El Paso, Colorado, United States
Observer: Nicholas Kelling

Palm Warbler Setophaga palmarum

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:08
Location: Sondermann Park, El Paso, Colorado, United States
Observer: Shawn McCormick

Bullock's Oriole Icterus bullockii

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 18:00
Location: 101 monument ridge road, Garfield, Colorado, United States
Observer: Kevin Coleman

Western Kingbird Tyrannus verticalis

Number observed: 2
CONFIRMED
Date: Apr 30, 2024 17:44
Location: Trilby, Larimer, Colorado, United States
Observer: Daniel Parsons

Western Kingbird Tyrannus verticalis

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 17:40
Location: Boedecker Reservoir, Larimer, Colorado, United States
Observer: Joshua Smith

Western Tanager Piranga ludoviciana

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 17:40
Location: McIntosh Lake, Boulder, Colorado, United States
Observer: Stephen Chang

Clay-colored Sparrow Spizella pallida

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 17:14
Location: Running Deer & Cottonwood Hollow Natural Areas, Larimer, Colorado, United States
Observer: Grant Medlin

Wilson's Warbler Cardellina pusilla

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 16:52
Location: Dixon Reservoir, Larimer, Colorado, United States
Observer: Jay Breidt

Bullock's Oriole Icterus bullockii

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 16:31
Location: 2873 Pinon Cir, Craig US-CO 40.50842, -107.58234, Moffat, Colorado, United States
Observer: Forrest Luke

Palm Warbler (Western) Setophaga palmarum palmarum

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 16:26
Location: Sondermann Park, El Paso, Colorado, United States
Observer: Gavin Allvine

Western Kingbird Tyrannus verticalis

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 16:22
Location: Ridgway SP--below the dam, Ouray, Colorado, United States
Observer: Shannon Young

Ring-necked Pheasant Phasianus colchicus

Number observed: 2
CONFIRMED
Date: Apr 30, 2024 15:00
Location: Ramah SWA, El Paso, Colorado, United States
Observer: Marie Cecile Lee

Cassin's Kingbird Tyrannus vociferans

Number observed: 4
UNCONFIRMED
Date: Apr 30, 2024 15:00
Location: Ramah SWA, El Paso, Colorado, United States
Observer: Marie Cecile Lee

Lazuli Bunting Passerina amoena

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 13:30
Location: Old St Louis Natural Area, Larimer, Colorado, United States
Observer: Sean Caufield

Swainson's Thrush Catharus ustulatus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 13:00
Location: Wheat Ridge Greenbelt--Prospect Park & Lake, Jefferson, Colorado, United States
Observer: Betty Glass

Swainson's Thrush Catharus ustulatus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 13:00
Location: Wheat Ridge Greenbelt--Prospect Park & Lake, Jefferson, Colorado, United States
Observer: Cynthia Madsen

Yellow Warbler Setophaga petechia

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 12:07
Location: Eaglewatch Lake, Arapahoe, Colorado, United States
Observer: Cole Sage

Black-and-white Warbler Mniotilta varia

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 11:56
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Chip Clouse

Clay-colored Sparrow Spizella pallida

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 11:05
Location: CommonGround (Westerly) Wetlands, Denver, Colorado, United States
Observer: Jody/Tony Igo

Bullock's Oriole Icterus bullockii

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 10:59
Location: Barr Lake SP--boat ramp area, Adams, Colorado, United States
Observer: John Reichhardt

Green-tailed Towhee Pipilo chlorurus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 10:43
Location: Alexx & Michaels Pond, Broomfield, Colorado, United States
Observer: Tyler Wilson

Green-tailed Towhee Pipilo chlorurus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 10:43
Location: Alexx & Michaels Pond, Broomfield, Colorado, United States
Observer: Alicia Arnold 🦩

Red-headed Woodpecker Melanerpes erythrocephalus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 10:30
Location: Two Buttes SWA--below dam, Baca, Colorado, United States
Observer: Joe Grzybowski

Brewer's Sparrow Spizella breweri

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 10:21
Location: Home, Pitkin, Colorado, United States
Observer: Bryan Gieszl

Lincoln's Sparrow Melospiza lincolnii

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 10:21
Location: Home, Pitkin, Colorado, United States
Observer: Bryan Gieszl

Bullock's Oriole Icterus bullockii

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 10:02
Location: Barr Lake SP--banding station area, Adams, Colorado, United States
Observer: Randall Siebert

Green-tailed Towhee Pipilo chlorurus

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 09:48
Location: Snowmass Village--Rim Trail, Pitkin, Colorado, United States
Observer: Chris Daniels

Bank Swallow Riparia riparia

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 09:39
Location: Clubhouse ponds, Pitkin, Colorado, United States
Observer: Bryan Gieszl

Mexican Duck Anas diazi

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 09:00
Location: CR 14, Routt, Colorado, United States
Observer: Noah Brinkman

Ferruginous Hawk Buteo regalis

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 09:00
Location: Dinosaur Ridge Hawkwatch, Jefferson, Colorado, United States
Observer: Ajit Antony

Ferruginous Hawk Buteo regalis

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 09:00
Location: Dinosaur Ridge Hawkwatch, Jefferson, Colorado, United States
Observer: susan young

Ferruginous Hawk Buteo regalis

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 09:00
Location: Dinosaur Ridge Hawkwatch, Jefferson, Colorado, United States
Observer: Liza Antony

Ferruginous Hawk Buteo regalis

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 09:00
Location: Dinosaur Ridge Hawkwatch, Jefferson, Colorado, United States
Observer: Rajkumar Manikandan

Black-and-white Warbler Mniotilta varia

Number observed: 6
UNCONFIRMED
Date: Apr 30, 2024 08:30
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Norm Lewis

Black-and-white Warbler Mniotilta varia

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 08:27
Location: Tucker Gulch, Jefferson, Colorado, United States
Observer: Mike Serruto

Cassin's Kingbird Tyrannus vociferans

Number observed: 2
CONFIRMED
Date: Apr 30, 2024 08:21
Location: Ramah SWA, El Paso, Colorado, United States
Observer: Jim Merritt

Virginia's Warbler Leiothlypis virginiae

Number observed: 2
CONFIRMED
Date: Apr 30, 2024 08:21
Location: Pleasant View Marsh, Boulder, Colorado, United States
Observer: Pamela S

Virginia's Warbler Leiothlypis virginiae

Number observed: 2
CONFIRMED
Date: Apr 30, 2024 08:21
Location: Pleasant View Marsh, Boulder, Colorado, United States
Observer: Ernest Crvich

Yellow-breasted Chat Icteria virens

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 08:20
Location: Platte Canyon Reservoir, Douglas, Colorado, United States
Observer: Myron Gerhard

Yellow Warbler Setophaga petechia

Number observed: 3
UNCONFIRMED
Date: Apr 30, 2024 08:20
Location: Platte Canyon Reservoir, Douglas, Colorado, United States
Observer: Myron Gerhard

Clark's Grebe Aechmophorus clarkii

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 07:45
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: George Waaler

Bonaparte's Gull Chroicocephalus philadelphia

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 07:45
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: George Waaler

Forster's Tern Sterna forsteri

Number observed: 4
CONFIRMED
Date: Apr 30, 2024 07:45
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: George Waaler

Black-headed Grosbeak Pheucticus melanocephalus

Number observed: 1
UNCONFIRMED
Date: Apr 30, 2024 07:41
Location: Bear Creek Park (Denver), Denver, Colorado, United States
Observer: Jeff Dawson

Western Kingbird Tyrannus verticalis

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 07:15
Location: Colt drive, Loveland, Colorado, Larimer, Colorado, United States
Observer: Tom Curtis

Clay-colored Sparrow Spizella pallida

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 07:10
Location: Old St Louis Natural Area, Larimer, Colorado, United States
Observer: Andrew McFadden

Common Yellowthroat Geothlypis trichas

Number observed: 2
UNCONFIRMED
Date: Apr 30, 2024 07:05
Location: Westerly Wetlands, Denver, Colorado, United States
Observer: Frank and Nancy Hatch

Clark's Grebe Aechmophorus clarkii

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 06:46
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Wilson's Phalarope Phalaropus tricolor

Number observed: 3
CONFIRMED
Date: Apr 30, 2024 06:46
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Forster's Tern Sterna forsteri

Number observed: 4
CONFIRMED
Date: Apr 30, 2024 06:46
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Green-tailed Towhee Pipilo chlorurus

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 06:46
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Cassin's Sparrow Peucaea cassinii

Number observed: 6
UNCONFIRMED
Date: Apr 30, 2024 05:53
Location: County Road P/Q, Washington, Colorado, United States
Observer: Matt Hofeditz

Long-billed Curlew Numenius americanus

Number observed: 1
CONFIRMED
Date: Apr 30, 2024 05:50
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Ryan Votta

Long-billed Curlew Numenius americanus

Number observed: 3
CONFIRMED
Date: Apr 30, 2024 05:49
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Eric Edgar

Common Poorwill Phalaenoptilus nuttallii

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 20:03
Location: Ken Caryl Valley - Silverberry, Jefferson, Colorado, United States
Observer: David Suddjian

Green Heron Butorides virescens

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 19:39
Location: Ponds by business center, Arapahoe, Colorado, United States
Observer: Anonymous eBirder

Green Heron Butorides virescens

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 19:39
Location: Ponds by business center, Arapahoe, Colorado, United States
Observer: Anonymous eBirder

Clark's Grebe Aechmophorus clarkii

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 18:50
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Long-billed Dowitcher Limnodromus scolopaceus

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 18:50
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Least Sandpiper Calidris minutilla

Number observed: 3
CONFIRMED
Date: Apr 29, 2024 18:50
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Great Crested Flycatcher Myiarchus crinitus

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 18:18
Location: Lamar Community College, Prowers, Colorado, United States
Observer: Geree Rea

Canvasback Aythya valisineria

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 17:59
Location: Lynch Pond, Archuleta, Colorado, United States
Observer: Byron Greco

Lazuli Bunting Passerina amoena

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 17:38
Location: Roxborough Village - Little Willow Creek, Douglas, Colorado, United States
Observer: Curtis Higgins

Long-billed Curlew Numenius americanus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 17:27
Location: Knights of Pythias Cemetery, Gilpin, Colorado, United States
Observer: Alicia Arnold 🦩

Long-billed Curlew Numenius americanus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 17:27
Location: Knights of Pythias Cemetery, Gilpin, Colorado, United States
Observer: Tyler Wilson

Loggerhead Shrike Lanius ludovicianus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 17:27
Location: Knights of Pythias Cemetery, Gilpin, Colorado, United States
Observer: Tyler Wilson

Loggerhead Shrike Lanius ludovicianus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 17:27
Location: Knights of Pythias Cemetery, Gilpin, Colorado, United States
Observer: Alicia Arnold 🦩

Lark Sparrow Chondestes grammacus

Number observed: 3
UNCONFIRMED
Date: Apr 29, 2024 17:03
Location: Walnut Creek-- Great Western Reservoir to Simms St, Broomfield, Colorado, United States
Observer: Chipper Phillips

Cassin's Kingbird Tyrannus vociferans

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 16:24
Location: Richmil Ranch Open Space, Arapahoe, Colorado, United States
Observer: Steve Barlow

Solitary Sandpiper Tringa solitaria

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 16:19
Location: McCabe Lane Wetlands, Gunnison, Colorado, United States
Observer: Ryan Barnhouse

Mexican Duck Anas diazi

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 16:16
Location: South Platte Park--Cooley Lake (limited access), Arapahoe, Colorado, United States
Observer: Ben Sampson

Yellow-throated Warbler Setophaga dominica

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 16:16
Location: Jane’s (private property), Prowers, Colorado, United States
Observer: Geree Rea

Common Raven Corvus corax

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 14:11
Location: 287 just N of Kiowa Co. line, Cheyenne, Colorado, United States
Observer: Steve Barlow

Common Raven Corvus corax

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 14:11
Location: 287 just S of Cheyenne line, Kiowa, Colorado, United States
Observer: Steve Barlow

Spotted Towhee (arcticus) Pipilo maculatus arcticus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 13:48
Location: Wiley Cemetery (Bent Co), Bent, Colorado, United States
Observer: Steven Mlodinow

Warbling Vireo Vireo gilvus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 13:12
Location: Lake Hasty (lake and campground), Bent, Colorado, United States
Observer: Darth Aves

Loggerhead Shrike Lanius ludovicianus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 12:41
Location: Knights of Pythias Cemetery, Gilpin, Colorado, United States
Observer: Tyler Wilson

Tennessee Warbler Leiothlypis peregrina

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 11:53
Location: Melody Tempel Grove, Bent, Colorado, United States
Observer: Steven Mlodinow

Black Scoter Melanitta americana

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 09:49
Location: Dolores Ponds (wastewater plant area), Montezuma, Colorado, United States
Observer: Brenda Wright

Black Scoter Melanitta americana

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 09:49
Location: Dolores Ponds (wastewater plant area), Montezuma, Colorado, United States
Observer: Coen Dexter

Warbling Vireo Vireo gilvus

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 09:37
Location: Wheat Ridge Greenbelt, Jefferson, Colorado, United States
Observer: Cynthia Kristensen

Dusky Flycatcher Empidonax oberholseri

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 09:31
Location: Harriman Lake Park, Jefferson, Colorado, United States
Observer: Nate Bond

Blue-gray Gnatcatcher Polioptila caerulea

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 09:16
Location: Bike Path along Salt Creek, Eagle, Colorado, United States
Observer: Ginny Bergstrom

Black Rosy-Finch Leucosticte atrata

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 08:37
Location: Ute Pass Rd--lower (Summit Co), Summit, Colorado, United States
Observer: Patti Shwartz

Mexican Duck Anas diazi

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 08:25
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Robert Winslow

Red-breasted Merganser Mergus serrator

Number observed: 4
UNCONFIRMED
Date: Apr 29, 2024 08:13
Location: Blue Mesa Reservoir--eastern portion, Gunnison, Colorado, United States
Observer: Drew Kelly

Marsh Wren Cistothorus palustris

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 08:06
Location: Kiowa Creek at Kiowa CR 40, Kiowa, Colorado, United States
Observer: Steven Mlodinow

Common Yellowthroat Geothlypis trichas

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 07:30
Location: jlils abode, Montrose, Colorado, United States
Observer: janet haw

Horned Grebe Podiceps auritus

Number observed: 1
CONFIRMED
Date: Apr 29, 2024 07:20
Location: Spring Park Reservoir, Eagle, Colorado, United States
Observer: Dick Filby

Field Sparrow Spizella pusilla

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 07:19
Location: 55359 County Road 134, Grover, Colorado, US (40.96, -103.983), Weld, Colorado, United States
Observer: Nick Komar

Field Sparrow Spizella pusilla

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 07:19
Location: 55359 County Road 134, Grover, Colorado, US (40.96, -103.983), Weld, Colorado, United States
Observer: Joe Kipper

Great Crested Flycatcher Myiarchus crinitus

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 07:16
Location: Lamar Community College, Prowers, Colorado, United States
Observer: Mark Miller

Trumpeter Swan Cygnus buccinator

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 07:13
Location: Pinon Lake Reservoir, Archuleta, Colorado, United States
Observer: Byron Greco

Green Heron Butorides virescens

Number observed: 1
UNCONFIRMED
Date: Apr 29, 2024 06:22
Location: Wheat Ridge Greenbelt, Jefferson, Colorado, United States
Observer: Lindsay Purifoy

Grasshopper Sparrow Ammodramus savannarum

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 05:10
Location: Grover, Colorado, US (40.963, -103.995), Weld, Colorado, United States
Observer: Joe Kipper

Grasshopper Sparrow Ammodramus savannarum

Number observed: 2
UNCONFIRMED
Date: Apr 29, 2024 05:10
Location: Grover, Colorado, US (40.963, -103.995), Weld, Colorado, United States
Observer: Nick Komar

Cassin's Kingbird Tyrannus vociferans

Number observed: 2
CONFIRMED
Date: Apr 28, 2024 18:20
Location: U.S. 550, Between Durango and Pastorius, La Plata, Colorado, United States
Observer: Melissa May

Lesser Goldfinch Spinus psaltria

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 17:12
Location: County Road 103, Wetmore, Colorado, US, Custer, Colorado, United States
Observer: Deb Crippen

Ring-necked Pheasant Phasianus colchicus

Number observed: 2
CONFIRMED
Date: Apr 28, 2024 16:44
Location: Ramah SWA, El Paso, Colorado, United States
Observer: Joan Grant

Orange-crowned Warbler Leiothlypis celata

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 16:12
Location: Basalt SWA--Lake Christine, Eagle, Colorado, United States
Observer: Dick Filby

Cinnamon Teal Spatula cyanoptera

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 16:10
Location: Silverton (town), San Juan, Colorado, United States
Observer: Lori Nixon

Lincoln's Sparrow Melospiza lincolnii

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 16:10
Location: Silverton (town), San Juan, Colorado, United States
Observer: Lori Nixon

Orange-crowned Warbler Leiothlypis celata

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 15:20
Location: Basalt River Park, Eagle, Colorado, United States
Observer: Dick Filby

Lesser Yellowlegs Tringa flavipes

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 14:45
Location: Field Livestock Pond, E Oak Grove Rd, Montrose, Colorado, United States
Observer: Betty Fenton

Bank Swallow Riparia riparia

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 14:16
Location: East Brush Creek Nature Trail and Ponds, Pitkin, Colorado, United States
Observer: Dick Filby

Cliff Swallow Petrochelidon pyrrhonota

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 14:16
Location: East Brush Creek Nature Trail and Ponds, Pitkin, Colorado, United States
Observer: Dick Filby

Indigo Bunting Passerina cyanea

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 13:15
Location: Windsor, Weld, Colorado, United States
Observer: alissa hubbard

Trumpeter Swan Cygnus buccinator

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 13:00
Location: Pinon Lake Reservoir, Archuleta, Colorado, United States
Observer: Jean Zirnhelt

Trumpeter Swan Cygnus buccinator

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 13:00
Location: Pinon Lake Reservoir, Archuleta, Colorado, United States
Observer: Charles Martinez

Lincoln's Sparrow Melospiza lincolnii

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 12:55
Location: Bryan's Home, Snowmass, Pitkin, Colorado, United States
Observer: Dick Filby

Eastern Bluebird Sialia sialis

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 12:26
Location: Barr Lake SP--banding station area, Adams, Colorado, United States
Observer: Auliya Gurzenda

Northern Parula Setophaga americana

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 12:19
Location: Aurora Sports Park, Arapahoe, Colorado, United States
Observer: Wes Donnell

Baird's Sandpiper Calidris bairdii

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 11:37
Location: Antero Reservoir South, Park, Colorado, United States
Observer: Joseph Tuttle

Western Sandpiper Calidris mauri

Number observed: 12
UNCONFIRMED
Date: Apr 28, 2024 11:37
Location: Antero Reservoir South, Park, Colorado, United States
Observer: Joseph Tuttle

Thick-billed Longspur Rhynchophanes mccownii

Number observed: 2
UNCONFIRMED
Date: Apr 28, 2024 11:37
Location: Antero Reservoir South, Park, Colorado, United States
Observer: Joseph Tuttle

Great Egret Ardea alba

Number observed: 4
UNCONFIRMED
Date: Apr 28, 2024 11:17
Location: 6146–6550 SH-10, Walsenburg US-CO 37.66763, -104.68131, Huerfano, Colorado, United States
Observer: Kevin McGann

Lark Sparrow Chondestes grammacus

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 09:19
Location: Waneka Lake/Greenlee Preserve, Boulder, Colorado, United States
Observer: Alex Smolyanskaya

Band-tailed Pigeon Patagioenas fasciata

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 09:13
Location: Near Home on Middle Fork Ranch *PRIVATE*, Park, Colorado, United States
Observer: Joseph Tuttle

Violet-green Swallow Tachycineta thalassina

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 08:50
Location: Prewitt Reservoir SWA (Washington Co), Washington, Colorado, United States
Observer: William Prendki

Acorn Woodpecker Melanerpes formicivorus

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 08:45
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Isaiah Woodard

Acorn Woodpecker Melanerpes formicivorus

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 08:45
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Ava Ciaccia

Acorn Woodpecker Melanerpes formicivorus

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 08:45
Location: Pastorius Reservoir, La Plata, Colorado, United States
Observer: Abi Romero

Green Heron Butorides virescens

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 07:58
Location: Wheat Ridge Greenbelt--Bass Lake Wildlife Trail, Jefferson, Colorado, United States
Observer: Lynn Slaga

Brown Thrasher Toxostoma rufum

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 07:49
Location: Prospect Ponds Natural Area, Larimer, Colorado, United States
Observer: Lori Pivonka

Northern Waterthrush Parkesia noveboracensis

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 07:37
Location: Bear Creek Lake Park, Jefferson, Colorado, United States
Observer: Chris Keefe

Short-eared Owl Asio flammeus

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 07:27
Location: Pawnee Bird Tour 96-69. Stops 1-5, Weld, Colorado, United States
Observer: Ryan Ledbetter

House Wren Troglodytes aedon

Number observed: 2
UNCONFIRMED
Date: Apr 28, 2024 07:07
Location: Ute Pass Rd--lower (Summit Co), Summit, Colorado, United States
Observer: Patti Shwartz

Black Rosy-Finch Leucosticte atrata

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 07:07
Location: Ute Pass Rd--lower (Summit Co), Summit, Colorado, United States
Observer: Patti Shwartz

Eastern Bluebird Sialia sialis

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 06:55
Location: Pawnee NG--Crow Valley CG, Weld, Colorado, United States
Observer: Felice Lyons

Short-eared Owl Asio flammeus

Number observed: 2
UNCONFIRMED
Date: Apr 28, 2024 06:30
Location: Mountain Breeze Wind Farm Site, Weld, Colorado, United States
Observer: Christian Caryl

Lark Sparrow Chondestes grammacus

Number observed: 1
CONFIRMED
Date: Apr 28, 2024 06:25
Location: Waneka Lake/Greenlee Preserve, Boulder, Colorado, United States
Observer: robert bowker

Baird's Sparrow Centronyx bairdii

Number observed: 1
UNCONFIRMED
Date: Apr 28, 2024 05:25
Location: "45 Lek", Blesdoe property, Laird, Colorado, US (40.21, -102.217), Yuma, Colorado, United States
Observer: Nick Komar

Marbled Godwit Limosa fedoa

Number observed: 1
CONFIRMED
Date: Apr 27, 2024 17:39
Location: Ridgway SP--Bay View Day Use Area, Ouray, Colorado, United States
Observer: Don Marsh

Cliff Swallow Petrochelidon pyrrhonota

Number observed: 4
CONFIRMED
Date: Apr 27, 2024 17:39
Location: Ridgway SP--Bay View Day Use Area, Ouray, Colorado, United States
Observer: Don Marsh

Common Loon Gavia immer

Number observed: 2
UNCONFIRMED
Date: Apr 27, 2024 17:30
Location: Hatcher Reservoir, Archuleta, Colorado, United States
Observer: Charles Martinez

Common Loon Gavia immer

Number observed: 2
UNCONFIRMED
Date: Apr 27, 2024 17:30
Location: Hatcher Reservoir, Archuleta, Colorado, United States
Observer: Jean Zirnhelt

Lincoln's Sparrow Melospiza lincolnii

Number observed: 1
CONFIRMED
Date: Apr 27, 2024 15:54
Location: Home, Pitkin, Colorado, United States
Observer: Bryan Gieszl
Go to top