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Illustrated Checklist

January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0.1% Week4Frequency:0.1% Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0.1% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0.1% Week4Frequency:0% Week1Frequency:0.5% Week2Frequency:0.2% Week3Frequency:0.2% Week4Frequency:1.2% Week1Frequency:0.5% Week2Frequency:0% Week3Frequency:0.3% Week4Frequency:0.7% Week1Frequency:0% Week2Frequency:0.8% Week3Frequency:0% Week4Frequency:0.2% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0.3% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0.2% Week3Frequency:0.2% Week4Frequency:0% Week1Frequency:0.2% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0.1% Week2Frequency:0.4% Week3Frequency:0.1% Week4Frequency:0.1%
Weekly frequency data

Last seen: 12 Jan 2023 by Moed Gerveni

January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0.1% Week2Frequency:0.1% Week3Frequency:0.8% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0.1% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 18 Apr 2022 by Kathleen Coates

January February March April May June July August September October November December
Week1Frequency:0.6% Week2Frequency:1.8% Week3Frequency:0.5% Week4Frequency:0.7% Week1Frequency:0.3% Week2Frequency:0.5% Week3Frequency:0.3% Week4Frequency:0.4% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0.1% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0.3% Week1Frequency:1.9% Week2Frequency:1.8% Week3Frequency:8.9% Week4Frequency:8.1% Week1Frequency:6.7% Week2Frequency:7.1% Week3Frequency:3.4% Week4Frequency:2.1%
Weekly frequency data

Last seen: 14 Jan 2023 by Nancy Braun

January February March April May June July August September October November December
Week1Frequency:0.1% Week2Frequency:0.4% Week3Frequency:0.1% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:1.6% Week4Frequency:1.5% Week1Frequency:0.5% Week2Frequency:1% Week3Frequency:0.3% Week4Frequency:0.1%
Weekly frequency data

Last seen: 13 Mar 2017 by Cathy Olson

January February March April May June July August September October November December
Week1Frequency:0.2% Week2Frequency:0.6% Week3Frequency:0.1% Week4Frequency:0.2% Week1Frequency:0.3% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0.2% Week1Frequency:0.8% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0.3% Week1Frequency:0.2% Week2Frequency:0% Week3Frequency:0.5% Week4Frequency:0.2% Week1Frequency:0.1% Week2Frequency:1.2% Week3Frequency:0.5% Week4Frequency:0.1%
Weekly frequency data

Last seen: 2 Feb 2021 by Ron Christen

January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0.1% Week3Frequency:0% Week4Frequency:0.1% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0.1% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 27 Nov 1988 by Bruce Neville

Exotic: Provisional

Exotic: Escapee

Hybrids

Snow x Ross's Goose (hybrid)

Last seen: 26 Nov 2012 by David Simpson

Blue-winged x Cinnamon Teal (hybrid)

Last seen: 22 Nov 2016 by James Flynn

Mallard x American Black Duck (hybrid)

Last seen: 20 Feb 2021 by Kathleen Coates

Blue-winged x Green-winged Teal (hybrid)

Last seen: 18 Jan 2022 by matt johnstone

Canvasback x Redhead (hybrid)

Last seen: 13 Jan 2023 by matt johnstone

Redhead x Lesser Scaup (hybrid)

Last seen: 14 Jan 2022 by Barbara Edwards

Glossy x White-faced Ibis (hybrid)

Last seen: 22 Jan 2021 by adam zions

Tropical x Gray Kingbird (hybrid)

Last seen: 14 Sep 2022 by Ernesto Reyes

Golden-winged x Blue-winged Warbler (hybrid)

Last seen: 21 Oct 2019 by Marcelle Praetorius

Additional taxa

Trumpeter/Tundra Swan

Last seen: 8 Jan 2016 by Jeff O'Connell

dabbling duck sp.

Last seen: 12 Jan 2023 by Sean McCool

Greater/Lesser Scaup

Last seen: 25 Jan 2023 by Jesse Pline

Common/Red-breasted Merganser

Last seen: 16 Dec 2022 by paul guglielmoni

American/Greater Flamingo

Last seen: 28 Oct 2022 by Deborah Steben

flamingo sp.

Last seen: 27 Oct 2022 by Deborah Steben

grebe sp.

Last seen: 9 Jan 2022 by Leigh Frazier

pigeon/dove sp.

Last seen: 10 Nov 2022 by Sean McCool

Yellow-billed/Black-billed Cuckoo

Last seen: 21 Mar 2021 by Steven C

cuckoo sp. (Cuculidae sp.)

Last seen: 1 May 2021 by Steven C

nighthawk sp.

Last seen: 6 Jan 2023 by Michael Dayton

Antrostomus sp.

Last seen: 26 Mar 2022 by Jonathan Layman

nightjar sp.

Last seen: 17 Nov 2018 by Jeff O'Connell

hummingbird sp.

Last seen: 12 Mar 2018 by Marc Kramer (Birding by Bus)

King/Clapper Rail

Last seen: 30 Jun 2011 by Joshua Uffman

large rail sp.

Last seen: 2 Jan 2023 by Kathleen Coates

moorhen/coot/gallinule sp.

Last seen: 9 Oct 2020 by Kevin O'Toole

Black-bellied Plover/golden-plover sp.

Last seen: 31 Mar 2022 by Kathleen Coates

Semipalmated/Western Sandpiper

Last seen: 15 Jan 2023 by Patricia Goldberg

Short-billed/Long-billed Dowitcher

Last seen: 25 Jan 2023 by Frank Holmes

Greater/Lesser Yellowlegs

Last seen: 24 Jan 2023 by Andrew Burgess

large shorebird sp.

Last seen: 28 Sep 2022 by Sean McCool

Common/Forster's Tern

Last seen: 14 Jan 2023 by Michael Jordan

Royal/Elegant Tern

Last seen: 29 May 2018 by Daphne Asbell

large tern sp.

Last seen: 6 Jul 2017 by Sean McCool

Double-crested/Neotropic Cormorant

Last seen: 8 Jan 2023 by Cindy Prabst

white egret sp.

Last seen: 8 Mar 2022 by Pat Dwyer

Black-crowned/Yellow-crowned Night-Heron

Last seen: 25 Jan 2023 by Rachael Wallis

Glossy/White-faced Ibis

Last seen: 23 Jan 2023 by Kim Leedom

ibis sp.

Last seen: 27 Feb 2020 by Ken and Helen Ostermiller

new world vulture sp.

Last seen: 3 Jan 2023 by Doug Gordon

Sharp-shinned/Cooper's Hawk

Last seen: 30 Dec 2022 by Arcata Leavitt

Accipiter sp.

Last seen: 15 Dec 2022 by Travis Burkett

Golden/Bald Eagle

Last seen: 15 Apr 2014 by Elliot Schunke

owl sp.

Last seen: 11 Feb 2022 by Noah Khanti Steinberg

diurnal raptor sp.

Last seen: 30 Oct 2022 by Jesse Dunietz

Alder/Willow Flycatcher (Traill's Flycatcher)

Last seen: 7 Oct 2022 by Sean McCool

Empidonax sp.

Last seen: 27 Oct 2022 by matt johnstone

Streaked/Sulphur-bellied Flycatcher

Last seen: 12 Oct 1991 by FOS Records Committee

Tropical/Couch's Kingbird

Last seen: 28 Sep 2021 by Don Morrow

Tyrannus sp.

Last seen: 1 Aug 2022 by Sean McCool

solitary vireo sp.

Last seen: 26 Mar 1978 by Robin Carter

Red-eyed/Black-whiskered Vireo

Last seen: 3 May 2020 by Sean McCool

American/Fish Crow

Last seen: 27 Dec 2022 by Joanne Howl

Cliff/Cave Swallow

Last seen: 7 Apr 2022 by Jonathan Layman

Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow)

Last seen: 28 Jan 2014 by Ken Spilios

Ammospiza sp.

Last seen: 22 Jan 2023 by Michael Dayton

Grasshopper/Henslow's Sparrow

Last seen: 22 Jan 2022 by Chance McGarey

Spotted/Eastern Towhee (Rufous-sided Towhee)

Last seen: 10 Oct 1978 by Robin Carter

new world sparrow sp.

Last seen: 20 Jan 2023 by Sean McCool

Western/Eastern Meadowlark

Last seen: 14 Dec 1977 by Robin Carter

Bullock's/Baltimore Oriole

Last seen: 29 Aug 2019 by Daphne Asbell

new world oriole sp.

Last seen: 24 Apr 2021 by Robert Gundy

Shiny/Brown-headed Cowbird

Last seen: 1 Jul 2022 by Jonathan Layman

Louisiana/Northern Waterthrush

Last seen: 27 Aug 2022 by Kathleen Coates

new world warbler sp.

Last seen: 20 Jan 2023 by Linda Gardrel

passerine sp.

Last seen: 1 Jan 2023 by Sean McCool