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Colorado

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Sightings

Updated ~12 hr(s) ago.
Last seen First seen High counts

Observations - Last seen - Sorted by Date descending

species 1.

Common Nighthawk

Count  1
4 Jun 2023
Evan Wilder
Dancing Willows Park & Trail, Jefferson
species 2.

Canada Goose

Count  10
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 3.

Spotted Sandpiper

Count  1
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 4.

American White Pelican

Count  3
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 5.

Great Blue Heron

Count  1
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 6.

Black-crowned Night-Heron

Count  1
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 7.

Broad-tailed Hummingbird

Count  1
4 Jun 2023
Jared Del Rosso
E Weaver Ave, Arapahoe
species 8.

American Robin

Count  5
4 Jun 2023
Jared Del Rosso
E Weaver Ave, Arapahoe
species 9.

Red-winged Blackbird

Count  2
4 Jun 2023
Lorraine Lanning
Wyndham Park Home, Arvada, Jefferson
species 10.

Mountain Bluebird

Count  2
4 Jun 2023
cliff utech
Miller House, Ouray
species 11.

Cordilleran Flycatcher

Count  1
4 Jun 2023
Neil Brown
Ruby's Retreat, Lyons Colorado, US (40.192, -105.488), Boulder
species 12.

Chipping Sparrow

Count  1
4 Jun 2023
Neil Brown
Ruby's Retreat, Lyons Colorado, US (40.192, -105.488), Boulder
species 13.

Dark-eyed Junco

Count  1
4 Jun 2023
Neil Brown
Ruby's Retreat, Lyons Colorado, US (40.192, -105.488), Boulder
species 14.

Green-tailed Towhee

Count  1
4 Jun 2023
Neil Brown
Ruby's Retreat, Lyons Colorado, US (40.192, -105.488), Boulder
species 15.

Mallard

Count  1
4 Jun 2023
James Kachline
Sloan's Lake Park, Denver
species 16.

Chimney Swift

Count  3
4 Jun 2023
James Kachline
Sloan's Lake Park, Denver
species 17.

Double-crested Cormorant

Count  1
4 Jun 2023
James Kachline
Sloan's Lake Park, Denver
species 18.

Snowy Egret

Count  1
4 Jun 2023
James Kachline
Sloan's Lake Park, Denver
species 19.

Barn Swallow

Count  X
4 Jun 2023
James Kachline
Sloan's Lake Park, Denver
species 20.

Common Grackle

Count  1
4 Jun 2023
James Kachline
Sloan's Lake Park, Denver
species 21.

Plumbeous Vireo

Count  1
4 Jun 2023
Kate Frost
7148 S Magnolia Cir, Centennial US-CO 39.58831, -104.91246, Arapahoe
species 22.

American Goldfinch

Count  1
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 23.

Song Sparrow

Count  1
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 24.

Spotted Towhee

Count  1
4 Jun 2023
Kate Frost
7148 S Magnolia Cir, Centennial US-CO 39.58831, -104.91246, Arapahoe
species 25.

Bullock's Oriole

Count  1
4 Jun 2023
Ariana Saraha
Izaak Walton Park, Boulder
species 26.

Black Tern

Count  1
4 Jun 2023
Brian Genge
47312–47398 County Road E, Burlington US-CO (39.1047,-102.2807), Kit Carson
species 27.

Horned Lark

Count  6
4 Jun 2023
Brian Genge
47312–47398 County Road E, Burlington US-CO (39.1047,-102.2807), Kit Carson
species 28.

Lark Bunting

Count  1
4 Jun 2023
Brian Genge
47312–47398 County Road E, Burlington US-CO (39.1047,-102.2807), Kit Carson
species 29.

Western Meadowlark

Count  2
4 Jun 2023
Brian Genge
47312–47398 County Road E, Burlington US-CO (39.1047,-102.2807), Kit Carson
species 30.

Dickcissel

Count  2
4 Jun 2023
Brian Genge
47312–47398 County Road E, Burlington US-CO (39.1047,-102.2807), Kit Carson
species 31.

American Kestrel

Count  1
4 Jun 2023
George Kinney
16154–16676 Huron St, Broomfield US-CO 39.99724, -104.99725, Broomfield
species 32.

American Crow

Count  1
4 Jun 2023
Q P
Sausalito, Arapahoe
species 33.

Mourning Dove

Count  4
4 Jun 2023
Hannah Criswell
2300–2998 US-385, Burlington US-CO 39.08250, -102.27885, Kit Carson
species 34.

Swainson's Hawk

Count  1
4 Jun 2023
Hannah Criswell
2300–2998 US-385, Burlington US-CO 39.08250, -102.27885, Kit Carson
species 35.

Western Kingbird

Count  1
4 Jun 2023
Hannah Criswell
2300–2998 US-385, Burlington US-CO 39.08250, -102.27885, Kit Carson
species 36.

Cassin's Sparrow

Count  1
4 Jun 2023
Hannah Criswell
2300–2998 US-385, Burlington US-CO 39.08250, -102.27885, Kit Carson
species 37.

Grasshopper Sparrow

Count  3
4 Jun 2023
Hannah Criswell
2300–2998 US-385, Burlington US-CO 39.08250, -102.27885, Kit Carson
species 38.

Eastern Phoebe

Count  1
4 Jun 2023
SeEtta Moss
Private farms-JL, Fremont
species 39.

Bobolink

Count  1
4 Jun 2023
SeEtta Moss
Private farms-JL, Fremont
species 40.

Gadwall

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 41.

Green-winged Teal

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 42.

Ruddy Duck

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 43.

Eared Grebe

Count  2
4 Jun 2023
Kara L
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 44.

Western Grebe

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 45.

Clark's Grebe

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 46.

American Coot

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 47.

American Avocet

Count  1
4 Jun 2023
Kara L
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 48.

Killdeer

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 49.

Ring-billed Gull

Count  X
4 Jun 2023
Kara L
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 50.

California Gull

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 51.

Bald Eagle

Count  1
4 Jun 2023
Kara L
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 52.

Red-tailed Hawk

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 53.

Violet-green Swallow

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 54.

Cliff Swallow

Count  X
4 Jun 2023
Kara L
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 55.

Lark Sparrow

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 56.

Great-tailed Grackle

Count  1
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 57.

Cooper's Hawk

Count  1
4 Jun 2023
liz wadford
21824 E Oxford Pl, Aurora US-CO 39.64237, -104.73375, Arapahoe
species 58.

Black-billed Magpie

Count  1
4 Jun 2023
Katherine Spack
Vail (town), Eagle
species 59.

Blue Grosbeak

Count  1
4 Jun 2023
Hannah Criswell
26474–26762 US-385, Arapahoe US-CO 39.00193, -102.29122, Cheyenne
species 60.

Blue Jay

Count  3
4 Jun 2023
Eva Matthews Lark
Chase-Jacobsen Yard, Boulder US-CO, Boulder
species 61.

Black-capped Chickadee

Count  1
4 Jun 2023
Eva Matthews Lark
Chase-Jacobsen Yard, Boulder US-CO, Boulder
species 62.

House Finch

Count  8
4 Jun 2023
Eva Matthews Lark
Chase-Jacobsen Yard, Boulder US-CO, Boulder
species 63.

Osprey

Count  1
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 64.

Northern Harrier

Count  1
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 65.

Great Horned Owl

Count  1
4 Jun 2023
Jake Berkheim
7200 South Riverwood Way, Aurora, Colorado, US (39.586, -104.677), Arapahoe
species 66.

Belted Kingfisher

Count  1
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 67.

Northern Flicker

Count  1
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 68.

Northern Rough-winged Swallow

Count  2
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 69.

European Starling

Count  3
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 70.

Lazuli Bunting

Count  1
4 Jun 2023
Paul Gordy
Riverbend Ponds Natural Area, Larimer
species 71.

House Sparrow

Count  1
4 Jun 2023
Hunter Book
500 Interlocken Blvd, Broomfield US-CO 39.92750, -105.11961, Broomfield
species 72.

Rock Wren

Count  1
4 Jun 2023
Michael Curtis
Horsetooth Reservoir, Larimer
species 73.

Eurasian Collared-Dove

Count  1
4 Jun 2023
Ken Wat
2705 South Danube Way, Aurora, Colorado, US (39.668, -104.765), Arapahoe
species 74.

Bushtit

Count  1
4 Jun 2023
Ken Wat
2705 South Danube Way, Aurora, Colorado, US (39.668, -104.765), Arapahoe
species 75.

Redhead

Count  2
4 Jun 2023
Angela Boyd
Cottonwood Park, Jefferson
species 76.

Hooded Merganser

Count  2
4 Jun 2023
Angela Boyd
Cottonwood Park, Jefferson
species 77.

Eastern Screech-Owl

Count  1
4 Jun 2023
John Lloyd
3825 Birchwood Dr, Boulder US-CO (40.0436,-105.2618), Boulder
species 78.

Say's Phoebe

Count  2
4 Jun 2023
Angela Boyd
Cottonwood Park, Jefferson
species 79.

Red-breasted Nuthatch

Count  1
4 Jun 2023
Angela Boyd
Cottonwood Park, Jefferson
species 80.

Yellow Warbler

Count  1
4 Jun 2023
Angela Boyd
Cottonwood Park, Jefferson
species 81.

Downy Woodpecker

Count  1
4 Jun 2023
Ben Sandstrom
Bear Creek Park (Denver), Denver
species 82.

White-breasted Nuthatch

Count  1
4 Jun 2023
Ben Sandstrom
Bear Creek Park (Denver), Denver
species 83.

House Wren

Count  2
4 Jun 2023
Ben Sandstrom
Bear Creek Park (Denver), Denver
species 84.

Rock Pigeon

Count  1
4 Jun 2023
Maggie Brahm
E Cherry Creek South Dr, Denver US-CO 39.68401, -104.89988, Denver
species 85.

Tree Swallow

Count  2
4 Jun 2023
Maggie Brahm
E Cherry Creek South Dr, Denver US-CO 39.68401, -104.89988, Denver
species 86.

Black-chinned Hummingbird

Count  2
4 Jun 2023
Coen Dexter
Zetroc House, Montezuma
species 87.

Brown Thrasher

Count  1
4 Jun 2023
Kelsey Harris
Pawnee NG--Crow Valley CG, Weld
species 88.

Northern Mockingbird

Count  1
4 Jun 2023
Kelsey Harris
Pawnee NG--Crow Valley CG, Weld
species 89.

Hermit Thrush

Count  1
4 Jun 2023
Kelsey Harris
Pawnee NG--Crow Valley CG, Weld
species 90.

White-winged Dove

Count  1
4 Jun 2023
Mel & Jeanne Goff
Horak Home, El Paso
species 91.

Mountain Chickadee

Count  1
4 Jun 2023
Mel & Jeanne Goff
Horak Home, El Paso
species 92.

Wild Turkey

Count  1
4 Jun 2023
Jenyva Fox
Fox home, El Paso
species 93.

Turkey Vulture

Count  2
4 Jun 2023
Jenyva Fox
Fox home, El Paso
species 94.

Lesser Goldfinch

Count  2
4 Jun 2023
Jenyva Fox
Fox home, El Paso
species 95.

Warbling Vireo

Count  1
4 Jun 2023
Kevin Schutz
Monument, El Paso
species 96.

Pinyon Jay

Count  6
4 Jun 2023
Anonymous eBirder
652 E Cliff Dr, Grand Junction US-CO 39.09930, -108.54879, Mesa
species 97.

Canyon Wren

Count  1
4 Jun 2023
Anonymous eBirder
652 E Cliff Dr, Grand Junction US-CO 39.09930, -108.54879, Mesa
species 98.

Western Wood-Pewee

Count  2
4 Jun 2023
Heather McGregor
Rifle Falls SP, Garfield
species 99.

Gray Catbird

Count  1
4 Jun 2023
Heather McGregor
Rifle Falls SP, Garfield
species 100.

Olive-sided Flycatcher

Count  1
4 Jun 2023
Joey Kellner
Jay Kaye (Private Residence), Littleton, CO, Jefferson
species 101.

Caspian Tern

Count  1
4 Jun 2023
Kara L
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 102.

White-crowned Sparrow

Count  1
4 Jun 2023
David Wald
Roaring Judy Fish Hatchery, Gunnison
species 103.

Golden Eagle

Count  1
4 Jun 2023
Coen Dexter
Zetroc House, Montezuma
species 104.

Pine Siskin

Count  1
4 Jun 2023
Coen Dexter
Zetroc House, Montezuma
species 105.

Dusky Flycatcher

Count  1
4 Jun 2023
Ivory Reinert
Cotopaxi Yurt, Fremont
species 106.

Common Raven

Count  1
4 Jun 2023
Ivory Reinert
Cotopaxi Yurt, Fremont
species 107.

Vesper Sparrow

Count  1
4 Jun 2023
Ivory Reinert
Cotopaxi Yurt, Fremont
species 108.

Yellow-rumped Warbler

Count  1
4 Jun 2023
Ivory Reinert
Cotopaxi Yurt, Fremont
species 109.

Sharp-shinned Hawk

Count  1
4 Jun 2023
Debbie Carr
9323 Cobblecrest Dr, Highlands Ranch US-CO 39.54773, -104.97632, Douglas
species 110.

Woodhouse's Scrub-Jay

Count  1
4 Jun 2023
Debbie Carr
9323 Cobblecrest Dr, Highlands Ranch US-CO 39.54773, -104.97632, Douglas
species 111.

Yellow-breasted Chat

Count  1
4 Jun 2023
Debbie Carr
9323 Cobblecrest Dr, Highlands Ranch US-CO 39.54773, -104.97632, Douglas
species 112.

Brown-headed Cowbird

Count  1
4 Jun 2023
Debbie Carr
9323 Cobblecrest Dr, Highlands Ranch US-CO 39.54773, -104.97632, Douglas
species 113.

Black-headed Grosbeak

Count  1
4 Jun 2023
Debbie Carr
9323 Cobblecrest Dr, Highlands Ranch US-CO 39.54773, -104.97632, Douglas
species 114.

Marsh Wren

Count  1
4 Jun 2023
Michael Curtis
Red Fox Meadows Natural Area, Larimer
species 115.

Cedar Waxwing

Count  2
4 Jun 2023
Ben Sandstrom
Centennial Park (Arapahoe Co), Arapahoe
species 116.

Great Egret

Count  2
4 Jun 2023
Dilka Murtazina
Running Deer & Cottonwood Hollow Natural Areas, Larimer
species 117.

Eastern Kingbird

Count  1
4 Jun 2023
Jeffrey Uhlich
Crow Valley Campground Education Group Site, Briggsdale, Colorado, US (40.644, -104.344), Weld
species 118.

Swainson's Thrush

Count  1
4 Jun 2023
Jeffrey Uhlich
Crow Valley Campground Education Group Site, Briggsdale, Colorado, US (40.644, -104.344), Weld
species 119.

Yellow-headed Blackbird

Count  5
4 Jun 2023
Dilka Murtazina
Running Deer & Cottonwood Hollow Natural Areas, Larimer
species 120.

Evening Grosbeak

Count  1
4 Jun 2023
Monica Mccarroll
Eby Creek, Eagle
species 121.

Burrowing Owl

Count  1
4 Jun 2023
Brian Genge
9574–9998 US-385, Sheridan Lake US-CO 38.40382, -102.30765, Kiowa
species 122.

Ash-throated Flycatcher

Count  1
4 Jun 2023
sage church
Mesa CR 2 (Brewsters Ridge Rd), Mesa
species 123.

Gray Vireo

Count  1
4 Jun 2023
sage church
Mesa CR 2 (Brewsters Ridge Rd), Mesa
species 124.

Loggerhead Shrike

Count  1
4 Jun 2023
sage church
Mesa CR 2 (Brewsters Ridge Rd), Mesa
species 125.

Black-throated Gray Warbler

Count  2
4 Jun 2023
Verlee Sanburg
Elk Ridge camp, Ridgway State Park, Ridgway US-CO 38.21797, -107.73752, Ouray
species 126.

Western Tanager

Count  1
4 Jun 2023
Verlee Sanburg
Elk Ridge camp, Ridgway State Park, Ridgway US-CO 38.21797, -107.73752, Ouray
species 127.

Black Phoebe

Count  1
4 Jun 2023
Ryan Votta
Animas River Yard, La Plata
species 128.

Brewer's Blackbird

Count  2
4 Jun 2023
Ryan Votta
Animas River Yard, La Plata
species 129.

MacGillivray's Warbler

Count  1
4 Jun 2023
Joe McDonnell
Old Saint Vrain Rd, Boulder
species 130.

Common Yellowthroat

Count  1
4 Jun 2023
Joe McDonnell
Old Saint Vrain Rd, Boulder
species 131.

Cinnamon Teal

Count  1
4 Jun 2023
Tofer Carlson
Duck Lake (Larimer Co.), Larimer
species 132.

Northern Shoveler

Count  5
4 Jun 2023
Tofer Carlson
Duck Lake (Larimer Co.), Larimer
species 133.

Field Sparrow

Count  2
4 Jun 2023
Chris Goulart
Tamarack Ranch SWA--Logan CR 93 & South Platte River, Logan
species 134.

Greater Prairie-Chicken

Count  1
4 Jun 2023
William Kaempfer
Yuma Co Road KK, Yuma
species 135.

Mississippi Kite

Count  1
4 Jun 2023
Karen Drozda
John Metcalfe Memorial Park, El Paso
species 136.

Pygmy Nuthatch

Count  1
4 Jun 2023
Deb Marshall
302 Elm Cir, Colorado Springs US-CO 38.79613, -104.83019, El Paso
species 137.

Steller's Jay

Count  1
4 Jun 2023
Owen McElroy
Dawson Butte Open Space, Douglas
species 138.

Blue-gray Gnatcatcher

Count  7
4 Jun 2023
Owen McElroy
Dawson Butte Open Space, Douglas
species 139.

Western Bluebird

Count  3
4 Jun 2023
Owen McElroy
Dawson Butte Open Space, Douglas
species 140.

Lewis's Woodpecker

Count  2
4 Jun 2023
Kaidan Capossere
Young Gulch trail, Larimer
species 141.

Virginia's Warbler

Count  3
4 Jun 2023
Kaidan Capossere
Young Gulch trail, Larimer
species 142.

Indigo Bunting

Count  1
4 Jun 2023
Kaidan Capossere
Young Gulch trail, Larimer
species 143.

Sandhill Crane

Count  6
4 Jun 2023
Jan Leonard
n hwy 13, Moffat
species 144.

Wood Duck

Count  2
4 Jun 2023
Haleigh Yankoski
Colorado State University, Fort Collins US-CO 40.57780, -105.10238, Larimer
species 145.

White-rumped Sandpiper

Count  6
4 Jun 2023
William Kaempfer
56750 County Road Qq, Wray, Colorado, US (40.394, -102.361), Yuma
species 146.

Wilson's Warbler

Count  2
4 Jun 2023
Emma Hovland
CSU Mountain Campus, Larimer
species 147.

Bell's Vireo

Count  2
4 Jun 2023
Chris Goulart
Jumbo Reservoir (Logan Co), Logan
species 148.

Hairy Woodpecker

Count  1
4 Jun 2023
Alice Boyle
Pat’s house, Boulder
species 149.

Red-headed Woodpecker

Count  1
4 Jun 2023
Karen Drozda
15674-15400 Hanover Road, Colorado Springs, Colorado, US (38.578, -104.562), El Paso
species 150.

American Wigeon

Count  3
4 Jun 2023
Archer Silverman
Denver City Park, Denver
species 151.

Common Merganser

Count  8
4 Jun 2023
Archer Silverman
Denver City Park, Denver
species 152.

Orchard Oriole

Count  3
4 Jun 2023
Brian Genge
Granada SWA--Midwestern Farms tract, Prowers
species 153.

Savannah Sparrow

Count  2
4 Jun 2023
Jeff Percell
Erie Reservoir, Boulder
species 154.

Pied-billed Grebe

Count  1
4 Jun 2023
Anonymous eBirder
2241 28th Street Southwest, Loveland, Colorado, US (40.366, -105.11), Larimer
species 155.

Red-eyed Vireo

Count  1
4 Jun 2023
kathryn sheely
Castlewood Canyon Rd., Douglas
species 156.

Rose-breasted Grosbeak

Count  1
4 Jun 2023
kathryn sheely
Castlewood Canyon Rd., Douglas
species 157.

Red Crossbill

Count  4
4 Jun 2023
Timothy Condon
33553 Iroquois Trail, Pine, Colorado, US (39.473, -105.387), Jefferson
species 158.

Peregrine Falcon

Count  1
4 Jun 2023
Bruce Raup
North Fork Shanahan, Boulder, Colorado, US (39.965, -105.274), Boulder
species 159.

Hammond's Flycatcher

Count  1
4 Jun 2023
Bruce Raup
North Fork Shanahan, Boulder, Colorado, US (39.965, -105.274), Boulder
species 160.

Blue-winged Teal

Count  6
4 Jun 2023
Alan Versaw
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 161.

Forster's Tern

Count  2
4 Jun 2023
Alan Versaw
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 162.

Great Crested Flycatcher

Count  1
4 Jun 2023
Brian Genge
Mike Higbee SWA, Prowers
species 163.

Bank Swallow

Count  X
4 Jun 2023
Jackson Birrell
Gunnison River--Relief Ditch intake, Delta
species 164.

Sora

Count  1
4 Jun 2023
Chris Funk
CSU Mountain Campus, Larimer
species 165.

Ruby-crowned Kinglet

Count  10
4 Jun 2023
Chris Funk
CSU Mountain Campus, Larimer
species 166.

Willow Flycatcher

Count  1
4 Jun 2023
David Kenvin
Del Norte, Colorado, US (37.692, -106.49), Rio Grande
species 167.

Northern Cardinal

Count  1
4 Jun 2023
Henry Armknecht
Holly Rest Area, Prowers
species 168.

White-throated Swift

Count  1
4 Jun 2023
Rachel Picone
Palmer Park, El Paso
species 169.

Sage Thrasher

Count  1
4 Jun 2023
Nick Schleissmann
Stabilization Reservoir, Costilla
species 170.

American Dipper

Count  1
4 Jun 2023
Garrett Konet
Unnamed Road, Crested Butte, Colorado, US (38.911, -107.032), Gunnison
species 171.

Pine Grosbeak

Count  3
4 Jun 2023
Garrett Konet
Unnamed Road, Crested Butte, Colorado, US (38.911, -107.032), Gunnison
species 172.

Arctic Loon

Count  1
4 Jun 2023
Katherine Holland
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 173.

Baltimore Oriole

Count  1
4 Jun 2023
Peter Stoltz
Brush SWA, Morgan
species 174.

Band-tailed Pigeon

Count  2
4 Jun 2023
June Ketchum
81252, Westcliffe US-CO 38.22202, -105.33799, Custer
species 175.

Golden-crowned Kinglet

Count  X
4 Jun 2023
Cypress English
Treasure Falls, Mineral
species 176.

Cassin's Finch

Count  1
4 Jun 2023
Kinsey Greve
Bear Meadow, Clear Creek
species 177.

Ring-necked Duck

Count  2
4 Jun 2023
Christian Nunes
Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder
species 178.

Lesser Scaup

Count  3
4 Jun 2023
Christian Nunes
Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder
species 179.

Wilson's Snipe

Count  1
4 Jun 2023
Christian Nunes
Lagerman Agricultural Preserve--Lagerman Reservoir, Boulder
species 180.

Cassin's Kingbird

Count  1
4 Jun 2023
Tara Puckett
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 181.

Red-naped Sapsucker

Count  1
4 Jun 2023
Taylor Fletcher
Vega SP, Mesa
species 182.

Virginia Rail

Count  1
4 Jun 2023
Chris Goulart
Prewitt Reservoir SWA--Inlet Canal, Washington
species 183.

American Bittern

Count  1
4 Jun 2023
Chris Goulart
Prewitt Reservoir SWA--Inlet Canal, Washington
species 184.

Black-necked Stilt

Count  1
4 Jun 2023
Eric Dinkel
38901–39577 US-138, Crook US-CO 40.85299, -102.81499, Logan
species 185.

Upland Sandpiper

Count  2
4 Jun 2023
Eric Dinkel
38901–39577 US-138, Crook US-CO 40.85299, -102.81499, Logan
species 186.

Red-necked Phalarope

Count  2
4 Jun 2023
Eric Dinkel
38901–39577 US-138, Crook US-CO 40.85299, -102.81499, Logan
species 187.

White-faced Ibis

Count  20
4 Jun 2023
Eric Dinkel
38901–39577 US-138, Crook US-CO 40.85299, -102.81499, Logan
species 188.

Gray Flycatcher

Count  1
4 Jun 2023
Kenna Sue Trickey
County Road 310, Walsenburg US-CO 37.48546, -104.77675, Huerfano
species 189.

Townsend's Solitaire

Count  1
4 Jun 2023
Ryan Sardon Keller
Conifer Community Park at Beaver Ranch, Jefferson
species 190.

Lincoln's Sparrow

Count  1
4 Jun 2023
Stella Uiterwaal
Sleepy Hollow Park, Larimer
species 191.

Curve-billed Thrasher

Count  1
4 Jun 2023
Henry Armknecht
Holbrook Reservoir, Otero
species 192.

Wilson's Phalarope

Count  9
4 Jun 2023
William Kaempfer
Red Lion SWA, Logan
species 193.

Williamson's Sapsucker

Count  1
4 Jun 2023
Andy Ryde
Florissant Fossil Beds NM, Teller
species 194.

Clark's Nutcracker

Count  1
4 Jun 2023
Andy Ryde
Florissant Fossil Beds NM, Teller
species 195.

American Pipit

Count  1
4 Jun 2023
Andy Ryde
Florissant Fossil Beds NM, Teller
species 196.

Prairie Falcon

Count  1
4 Jun 2023
Keith Giezentanner
Prehm Road, Garfield
species 197.

Fox Sparrow

Count  1
4 Jun 2023
Noah Brinkman
CR 45- Cow Creek, Routt
species 198.

Canvasback

Count  2
4 Jun 2023
Jeremy Alcorn
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 199.

Common Goldeneye

Count  1
4 Jun 2023
Jeremy Alcorn
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 200.

Northern Pintail

Count  1
4 Jun 2023
William Kaempfer
Logan CR 64.5 ponds, Logan
species 201.

Grace's Warbler

Count  1
4 Jun 2023
Emily MacDonald
CR-202, La Plata
species 202.

Orange-crowned Warbler

Count  1
4 Jun 2023
Lisa Wilk
Durango West 2, La Plata
species 203.

Greater White-fronted Goose

Count  2
4 Jun 2023
mark yaeger
Pueblo City Park, Pueblo
species 204.

Cackling Goose

Count  1
4 Jun 2023
mark yaeger
Pueblo City Park, Pueblo
species 205.

Chukar

Count  2
4 Jun 2023
Debbie Tubridy
V 8/10 Rd, Loma US-CO 39.35396, -108.72438, Mesa
species 206.

Brewer's Sparrow

Count  1
4 Jun 2023
Arden Anderson
East side of Flattop Mtn, Gunnison US-CO 38.65505, -106.85789, Gunnison
species 207.

Lesser Yellowlegs

Count  1
4 Jun 2023
diana beatty
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 208.

Canyon Towhee

Count  1
4 Jun 2023
Tim Leppek
Lake Pueblo SWA--swallows, Pueblo
species 209.

Red-breasted Merganser

Count  1
4 Jun 2023
Adam Vesely
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 210.

American Three-toed Woodpecker

Count  1
4 Jun 2023
Chris & Holly Marr
Wagon Wheel trail; Pike and San Isabel National Forests, Nathrop US, Chaffee
species 211.

Scaled Quail

Count  2
4 Jun 2023
Tim Leppek
Swallows Rd, Pueblo West US-CO 38.35353, -104.84276, Pueblo
species 212.

Bewick's Wren

Count  1
4 Jun 2023
Henry Armknecht
Rocky Ford SWA--Ryans Ponds, Otero
species 213.

Purple Martin

Count  3
4 Jun 2023
Coen Dexter
Totten Reservoir, Montezuma
species 214.

Black-throated Sparrow

Count  2
4 Jun 2023
Chris McAllister
Skyline Drive and trails, Fremont
species 215.

Green Heron

Count  1
4 Jun 2023
Chris Knight
Lake Pueblo SP--Valco Ponds, Pueblo
species 216.

Gambel's Quail

Count  1
4 Jun 2023
Debbie Tubridy
2230–2298 16 Rd, Loma US-CO 39.33476, -108.75007, Mesa
species 217.

Brown Creeper

Count  1
4 Jun 2023
Annika Abbott
Rocky Mountain NP--Upper Beaver Meadows, Larimer
species 218.

Ladder-backed Woodpecker

Count  1
4 Jun 2023
Brian Genge
County Road TT 5, Las Animas US-CO 37.61266, -103.02990, Baca
species 219.

Ovenbird

Count  1
4 Jun 2023
Jacob Myers
Alamosa Riverwalk, Alamosa
species 220.

Franklin's Gull

Count  2
4 Jun 2023
Ellen Schwenne
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 221.

Canada Jay

Count  3
4 Jun 2023
Kayla Brown
Quandary Peak--East Slopes Trail, Summit
species 222.

Brown-capped Rosy-Finch

Count  8
4 Jun 2023
Kayla Brown
Quandary Peak--East Slopes Trail, Summit
species 223.

Thick-billed Longspur

Count  3
4 Jun 2023
Tofer Carlson
Pawnee NG Bird Tour—Stops 9-11 (CR-104), Weld
species 224.

Juniper Titmouse

Count  3
4 Jun 2023
JoAnn Potter Riggle 🦤
Newman Ranch, Eagle
species 225.

Least Flycatcher

Count  1
4 Jun 2023
Thomas Halverstadt
Dupont Open Space, Douglas
species 226.

Yellow-billed Cuckoo

Count  1
4 Jun 2023
Eric Dinkel
Tamarack Ranch SWA, Logan
species 227.

Red-bellied Woodpecker

Count  1
4 Jun 2023
Peter Stoltz
Tamarack Ranch SWA, Logan
species 228.

American Redstart

Count  1
4 Jun 2023
Ryan Graves
Pelican Lakes, Weld
species 229.

Summer Tanager

Count  1
4 Jun 2023
Ryan Graves
Pelican Lakes, Weld
species 230.

Ferruginous Hawk

Count  1
4 Jun 2023
Tofer Carlson
Pawnee NG Bird Tour--Stops 1-4 and Murphy's Pasture, Weld
species 231.

Common Tern

Count  2
4 Jun 2023
Brandon K. Percival
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 232.

Dusky Grouse

Count  1
4 Jun 2023
Steve Goodbred
1015–1037 CR-26, Powderhorn US-CO 38.30355, -107.18213, Gunnison
species 233.

Common Poorwill

Count  2
4 Jun 2023
Steve Goodbred
13420–14058 CR-26, Gunnison US-CO 38.44792, -107.25243, Gunnison
species 234.

Veery

Count  2
4 Jun 2023
Jacob Job NFC Station
LovelandNFCStation - NFC, Larimer
species 235.

Bufflehead

Count  6
3 Jun 2023
Dick Filby
Spring Park Reservoir, Eagle
species 236.

Barrow's Goldeneye

Count  3
3 Jun 2023
Dick Filby
Spring Park Reservoir, Eagle
species 237.

Northern Pygmy-Owl

Count  1
3 Jun 2023
Annika Abbott
Gateway Natural Area, Larimer
species 238.

Cattle Egret

Count  5
3 Jun 2023
George Kinney
21465–23529 SH-72, Boulder US-CO 39.86633, -105.24510, Jefferson
species 239.

Surf Scoter

Count  1
3 Jun 2023
Courtney Isley
Taylor Park Reservoir, Gunnison
species 240.

White-tailed Ptarmigan

Count  2
3 Jun 2023
Stella Uiterwaal
Rocky Mountain NP--Trail Ridge Rd--Alpine Visitor Center, Larimer
species 241.

Yellow-throated Vireo

Count  1
3 Jun 2023
Edward Raynor
Ft. Collins City Park and Sheldon Lake, Larimer
species 242.

Rufous-crowned Sparrow

Count  3
3 Jun 2023
Hannah Criswell
Higbee Valley Road (Otero CR 804), Otero
species 243.

Willet

Count  2
3 Jun 2023
Forrest Luke
Walden Reservoir, Jackson
species 244.

Common Loon

Count  1
3 Jun 2023
Forrest Luke
Walden Reservoir, Jackson
species 245.

Black Swift

Count  2
3 Jun 2023
Nicholas Kelling
Memorial Park & Prospect Lake, El Paso
species 246.

Greater Yellowlegs

Count  1
3 Jun 2023
David Wade
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 247.

Northern Goshawk

Count  1
3 Jun 2023
Thaddeus Wells
Staunton SP (Jefferson Co), Jefferson
species 248.

Chihuahuan Raven

Count  6
3 Jun 2023
Nick Moore
US-160 Kim to Trinidad, Las Animas
species 249.

Snowy Plover

Count  3
3 Jun 2023
Kathy Mihm Dunning
Antero Reservoir, Park
species 250.

Semipalmated Sandpiper

Count  1
3 Jun 2023
Kathy Mihm Dunning
Antero Reservoir, Park
species 251.

Laughing Gull

Count  1
3 Jun 2023
Kathy Mihm Dunning
Antero Reservoir, Park
species 252.

Chestnut-collared Longspur

Count  1
3 Jun 2023
Scott Gruwell
Pawnee National Grassland - CR 104, Weld
species 253.

Northern Saw-whet Owl

Count  1
3 Jun 2023
Anonymous eBirder
Lower Hermosa Creek, La Plata
species 254.

Eastern Bluebird

Count  5
3 Jun 2023
Hannah Criswell
Picket Wire Canyon--south of Withers Canyon, Otero
species 255.

Painted Bunting

Count  2
3 Jun 2023
Hannah Criswell
Picket Wire Canyon--south of Withers Canyon, Otero
species 256.

Barn Owl

Count  2
3 Jun 2023
Scott Rashid
High Plains Environmental Center, Larimer
species 257.

Sagebrush Sparrow

Count  1
3 Jun 2023
Julie Schneider
Mesa CR 2 (Brewsters Ridge Rd), Mesa
species 258.

Scott's Oriole

Count  1
3 Jun 2023
Julie Schneider
Mesa CR 2 (Brewsters Ridge Rd), Mesa
species 259.

Hepatic Tanager

Count  1
3 Jun 2023
Tom Behnfield
35999-34575 County Road 177.9, Kim, Colorado, US (37.513, -103.546), Las Animas
species 260.

Flammulated Owl

Count  2
2 Jun 2023
Ellen Schwenne
Rist Canyon Rd--mile 9 to Stove Prairie Rd, Larimer
species 261.

Broad-winged Hawk

Count  1
2 Jun 2023
Courtney Rella
Gregory Canyon--Royal Arch Trail, Boulder
species 262.

Mountain Plover

Count  1
2 Jun 2023
Eric DeFonso 🦑
Briggsdale (town), Weld
species 263.

Northern Parula

Count  1
2 Jun 2023
Chris Knight
201–257 S Maple St, Trinidad US-CO 37.16815, -104.50373, Las Animas
species 264.

Hooded Warbler

Count  1
2 Jun 2023
Colin Woolley
Chico Basin Ranch--wooded areas (El Paso Co), El Paso
species 265.

Semipalmated Plover

Count  1
2 Jun 2023
Josh Bruening
Kechter Pit wetland, Larimer
species 266.

Sharp-tailed Grouse

Count  7
2 Jun 2023
William Kaempfer
US-Colorado-Grover - 40.963x-103.991 - Apr 8, 2017 6:09 AM, Weld
species 267.

Black-throated Blue Warbler

Count  1
2 Jun 2023
Alan Ketcham
Chico Basin Ranch (El Paso Co), El Paso
species 268.

Red Phalarope

Count  1
2 Jun 2023
Steven Mlodinow
Antero Reservoir, Park
species 269.

Lesser Black-backed Gull

Count  1
2 Jun 2023
Steven Mlodinow
Antero Reservoir, Park
species 270.

Arctic Tern

Count  1
1 Jun 2023
Alicia Arnold 🦩
Marston Reservoir Complex--Marston Reservoir West End, Denver
species 271.

Neotropic Cormorant

Count  2
1 Jun 2023
Mike Thompson
Totten Reservoir, Montezuma
species 272.

Long-billed Dowitcher

Count  5
31 May 2023
Randy McCarthy
Kechter Pit wetland, Larimer
species 273.

Clay-colored Sparrow

Count  1
30 May 2023
Audrey Curtis
10000-12622 County Road 20, Haswell, Colorado, US (38.407, -103.154), Kiowa
species 274.

Blackpoll Warbler

Count  1
30 May 2023
Robert Tonge
Boyd's, Denver, Colorado, US (39.684, -105.035), Denver
species 275.

Chestnut-sided Warbler

Count  1
30 May 2023
Kate Wilsterman
Red Fox Meadows Natural Area, Larimer
species 276.

Least Sandpiper

Count  1
29 May 2023
David Suddjian
ELB - CR 183 (CR 142) 2.5 (from I-70), Elbert
species 277.

Snow Goose

Count  1
29 May 2023
Michael Lester
15364–15922 US-287, Eads US-CO 38.49467, -102.78557, Kiowa
species 278.

Stilt Sandpiper

Count  1
29 May 2023
Anonymous eBirder
Stewart's Pond, Weld
species 279.

Baird's Sandpiper

Count  2
29 May 2023
Bob Spencer
Upper Queens/Neeskah Reservoir, Kiowa
species 280.

Northern Bobwhite

Count  2
29 May 2023
Darth Aves
Turks Pond SWA (closed during waterfowl season), Baca
species 281.

Northern Waterthrush

Count  1
29 May 2023
Michael Lester
Two Buttes SWA--below dam, Baca
species 282.

Western Screech-Owl

Count  1
29 May 2023
Michael Lester
Two Buttes SWA--below dam, Baca
species 283.

Marbled Godwit

Count  2
28 May 2023
Diane Roberts
Red Lion SWA, Logan
species 284.

Connecticut Warbler

Count  1
28 May 2023
Chris Knight
Lake Pueblo SP--Rock Canyon area (below dam, north of river), Pueblo
species 285.

Magnolia Warbler

Count  1
28 May 2023
Steven Brown
Clear Spring Ranch, El Paso
species 286.

Lucy's Warbler

Count  11
28 May 2023
Mike Thompson
Lower Yellow Jacket Ranch, Montezuma
species 287.

Red-necked Grebe

Count  1
27 May 2023
Dick Filby
Spring Park Reservoir, Eagle
species 288.

Long-billed Curlew

Count  1
27 May 2023
David Fraide
Pawnee NG Bird Tour--Stops 1-4 and Murphy's Pasture, Weld
species 289.

Greater Roadrunner

Count  1
27 May 2023
sage church
35671–35999 County Road 177.9, Kim US-CO (37.5135,-103.5477), Las Animas
species 290.

Golden-winged Warbler

Count  1
27 May 2023
Cole Sage
Quincy Reservoir, Arapahoe
species 291.

Least Tern

Count  1
27 May 2023
sage church
Lake Hasty (lake and campground), Bent
species 292.

White-throated Sparrow

Count  1
27 May 2023
Scott Shaum
Shelf Rd County like to MM 1, Teller
species 293.

Eurasian Wigeon

Count  1
26 May 2023
Denise & Mark Vollmar
Vega State Park, Mesa
species 294.

Townsend's Warbler

Count  1
25 May 2023
Loch Kilpatrick
Pawnee NG--Crow Valley CG, Weld
species 295.

Black-and-white Warbler

Count  1
25 May 2023
Chuck Aid
Sands Lake SWA, Chaffee
species 296.

Cassin's Vireo

Count  3
25 May 2023
Greg Mihalik
9632–9756 CR-250, Salida US-CO (38.5603,-106.1227), Chaffee
species 297.

Wood Thrush

Count  1
25 May 2023
Michael Lester
Chatfield State Park, Littleton US-CO (39.4991,-105.0844), Douglas
species 298.

Glossy Ibis

Count  1
24 May 2023
Glenn Walbek
County Road 21 playa, Springfield, Colorado, US (37.416, -102.693), Baca
species 299.

Horned Grebe

Count  1
24 May 2023
Tim Ryan
Rueter-Hess Reservoir (restricted access), Douglas
species 300.

Bay-breasted Warbler

Count  1
24 May 2023
John Vanderpoel
Pawnee NG--Crow Valley CG, Weld
species 301.

White-eyed Vireo

Count  1
24 May 2023
Glenn Walbek
Turks Pond SWA (closed during waterfowl season), Baca
species 302.

Black-throated Green Warbler

Count  1
24 May 2023
Michael Morton
Skunk Canyon Trails, Boulder
species 303.

Pectoral Sandpiper

Count  1
23 May 2023
Glenn Walbek
County Road 21 playa, Springfield, Colorado, US (37.416, -102.693), Baca
species 304.

Sabine's Gull

Count  1
23 May 2023
sage church
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 305.

Bonaparte's Gull

Count  1
23 May 2023
sage church
Big Johnson Reservoir & Bluestem Prairie Open Space, El Paso
species 306.

Tennessee Warbler

Count  1
23 May 2023
Timo Mitzen
Tucker Gulch, Jefferson
species 307.

Alder Flycatcher

Count  1
23 May 2023
Gregg Goodrich
Chico Basin Ranch--wooded areas (El Paso Co), El Paso
species 308.

Western Sandpiper

Count  2
23 May 2023
Tim Ryan
Parker Regional Park (aka Salisbury Equestrian Park), Douglas
species 309.

Acadian Flycatcher

Count  1
22 May 2023
John Maynard
Chico Basin Ranch--Bell Grove (El Paso Co), El Paso
species 310.

Blue-winged Warbler

Count  1
22 May 2023
Brendan Beers
Matthews-Reeser Bird Sanctuary, Larimer
species 311.

Philadelphia Vireo

Count  1
22 May 2023
Debra Nord
Chico Basin Ranch--wooded areas (El Paso Co), El Paso
species 312.

Solitary Sandpiper

Count  1
22 May 2023
Jacob Job NFC Station
LovelandNFCStation - NFC, Larimer
species 313.

Scarlet Tanager

Count  1
21 May 2023
Jacob Job NFC Station
LovelandNFCStation - NFC, Larimer
species 314.

Ross's Goose

Count  1
21 May 2023
Steve Barlow
Garfield Lake Park, Denver
species 315.

Nashville Warbler

Count  1
21 May 2023
Chris Petrizzo
Pawnee NG--Crow Valley CG, Weld
species 316.

Palm Warbler

Count  1
21 May 2023
Mark Peterson
Brett Gray Ranch--HQ Area (permission required), Lincoln
species 317.

Greater Sage-Grouse

Count  15
21 May 2023
Matt Winter
Coalmont Lek -- ARRIVE IN DARK, STAY IN CAR, DO NOT DISTURB DISPLAYING BIRDS!, Jackson
species 318.

Sanderling

Count  1
20 May 2023
Jeremy Alcorn
Little Gaynor Lake, Boulder
species 319.

Short-billed Dowitcher

Count  1
20 May 2023
David Dowell
Stewart's Pond, Weld
species 320.

Winter Wren

Count