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Year-round, All years

Illustrated Checklist

January February March April May June July August September October November December
Week1Frequency:45.1% Week2Frequency:52.3% Week3Frequency:42.3% Week4Frequency:55.8% Week1Frequency:30.5% Week2Frequency:38.8% Week3Frequency:36.4% Week4Frequency:33.3% Week1Frequency:45.7% Week2Frequency:41.7% Week3Frequency:52.5% Week4Frequency:39.1% Week1Frequency:38.5% Week2Frequency:31.2% Week3Frequency:13.5% Week4Frequency:8.6% Week1Frequency:2.6% 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:0.1% Week3Frequency:1% Week4Frequency:12.3% Week1Frequency:30.8% Week2Frequency:44.9% Week3Frequency:54.3% Week4Frequency:70% Week1Frequency:59.7% Week2Frequency:44.3% Week3Frequency:33.3% Week4Frequency:45.9% Week1Frequency:23.1% Week2Frequency:55.8% Week3Frequency:68.3% Week4Frequency:45.1%
Weekly frequency data

Last seen: 17 Feb 2024 by Adam Shildmyer

January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:1.5% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:3.1% Week3Frequency:0% Week4Frequency:2.5% Week1Frequency:2.6% Week2Frequency:1.7% Week3Frequency:0% Week4Frequency:0% Week1Frequency:2.1% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:3% Week1Frequency:3% Week2Frequency:0% Week3Frequency:1% Week4Frequency:21.5% Week1Frequency:11.5% Week2Frequency:4.1% Week3Frequency:8.7% Week4Frequency:2% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 23 Sep 2022 by David Poortinga

January February March April May June July August September October November December
Week1Frequency:0% Week2Frequency:0.9% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:2.8% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:3.1% 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:1.2% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 23 Nov 2015 by Denny Granstrand

January February March April May June July August September October November December
Week1Frequency:2.3% Week2Frequency:0.1% Week3Frequency:1.9% Week4Frequency:0.5% Week1Frequency:1.2% Week2Frequency:0% Week3Frequency:3.9% Week4Frequency:0% Week1Frequency:0% Week2Frequency:2.8% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:2.7% Week4Frequency:0% Week1Frequency:2.6% Week2Frequency:0% Week3Frequency:1.7% 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:1.2% Week3Frequency:5.2% Week4Frequency:21.5% Week1Frequency:25% Week2Frequency:26.5% Week3Frequency:26.1% Week4Frequency:14% Week1Frequency:9.7% Week2Frequency:1.6% Week3Frequency:0% Week4Frequency:4.7% Week1Frequency:0% Week2Frequency:5.8% Week3Frequency:0% Week4Frequency:0%
Weekly frequency data

Last seen: 6 Jan 2024 by Andy DeBroux

January February March April May June July August September October November December
Week1Frequency:3.8% Week2Frequency:1.8% Week3Frequency:0% Week4Frequency:4.8% Week1Frequency:3.7% Week2Frequency:4.5% Week3Frequency:2.6% Week4Frequency:2.1% Week1Frequency:8.6% Week2Frequency:2.8% Week3Frequency:5% Week4Frequency:4.3% Week1Frequency:7.7% Week2Frequency:15.6% Week3Frequency:18.9% Week4Frequency:16% Week1Frequency:11.5% Week2Frequency:11.9% Week3Frequency:10.2% Week4Frequency:29.1% Week1Frequency:14.9% Week2Frequency:8.3% Week3Frequency:7.1% Week4Frequency:4.1% Week1Frequency:1.7% Week2Frequency:16.2% Week3Frequency:33.3% Week4Frequency:41.4% Week1Frequency:44% Week2Frequency:31.6% Week3Frequency:38% Week4Frequency:38.3% Week1Frequency:40% Week2Frequency:35.7% Week3Frequency:26.8% Week4Frequency:36.9% Week1Frequency:25% Week2Frequency:22.4% Week3Frequency:15.2% Week4Frequency:10% Week1Frequency:11.1% Week2Frequency:8.2% Week3Frequency:11.7% Week4Frequency:7.1% Week1Frequency:5.1% Week2Frequency:3.8% Week3Frequency:0% Week4Frequency:4.9%
Weekly frequency data

Last seen: 9 Oct 2023 by Emily Onderbeke

January February March April May June July August September October November December
Week1Frequency:38.3% Week2Frequency:33% Week3Frequency:32.7% Week4Frequency:33.7% Week1Frequency:32.9% Week2Frequency:32.8% Week3Frequency:23.4% Week4Frequency:35.4% Week1Frequency:22.9% Week2Frequency:19.4% Week3Frequency:45% Week4Frequency:19.6% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0% Week1Frequency:0% Week2Frequency:0% Week3Frequency:0% Week4Frequency:0.5% 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:14% Week1Frequency:13.9% Week2Frequency:26.2% Week3Frequency:25% Week4Frequency:40% Week1Frequency:28.2% Week2Frequency:38.5% Week3Frequency:46.3% Week4Frequency:41.2%
Weekly frequency data

Last seen: 25 Feb 2024 by David Larson

Exotic: Escapee

Hybrids

Domestic goose sp. x Canada Goose (hybrid)

Last seen: 23 Jul 2020 by David Poortinga

Blue-winged x Cinnamon Teal (hybrid)

Last seen: 9 May 2010 by Tracy Clark

Eurasian x American Wigeon (hybrid)

Last seen: 9 May 2010 by Tracy Clark

Western x Glaucous-winged Gull (hybrid)

Last seen: 15 Jan 2024 by Charlotte Byers

Herring x Glaucous-winged Gull (hybrid)

Last seen: 8 Oct 2022 by Steven Dammer

Additional taxa

Cackling/Canada Goose

Last seen: 24 Dec 2020 by Jamie Holland

Trumpeter/Tundra Swan

Last seen: 2 Jan 2024 by Brit Nahorney

Blue-winged/Cinnamon Teal

Last seen: 26 May 2021 by Sam Fason

Eurasian/American Wigeon

Last seen: 23 Jun 2014 by Deren Kellogg

dabbling duck sp.

Last seen: 15 Jan 2024 by Tracy Tran

Greater/Lesser Scaup

Last seen: 18 Feb 2022 by Michael Hobbs

Common/Barrow's Goldeneye

Last seen: 23 Jan 2021 by Amy Summe

Common/Red-breasted Merganser

Last seen: 14 Nov 2020 by M. Rogers

Rock/Band-tailed Pigeon

Last seen: 19 Feb 2023 by Ian Metz

swift sp.

Last seen: 7 Sep 2021 by Joanne Burtch

hummingbird sp.

Last seen: 4 Jun 2022 by Nathan O'Reilly

American/Pacific Golden-Plover (Lesser Golden-Plover)

Last seen: 29 Jul 2020 by David Poortinga

Black-bellied Plover/golden-plover sp.

Last seen: 15 Aug 2020 by Adrian Lee

Short-billed/Long-billed Dowitcher

Last seen: 9 Dec 2023 by Tess Reding Hoffart

Lesser/Greater Yellowlegs

Last seen: 10 Sep 2023 by Charlotte Byers

Western/Semipalmated Sandpiper

Last seen: 20 Aug 2022 by Adrian Lee

Western/Glaucous-winged Gull

Last seen: 10 Feb 2024 by Kilian White

Herring/Iceland Gull

Last seen: 17 Oct 2020 by Kyle Elfman

Larus sp.

Last seen: 9 Oct 2023 by Sally Anderson

gull/tern sp.

Last seen: 6 Apr 2022 by Kellie Sagen 🦉

cormorant sp.

Last seen: 31 Jan 2023 by Kellie Sagen 🦉

Sharp-shinned/Cooper's Hawk

Last seen: 8 Sep 2022 by David Poortinga

Accipiter sp.

Last seen: 13 Aug 2022 by Breck Breckenridge

Long-eared/Short-eared Owl

Last seen: 15 Dec 2016 by Jon Timmer

woodpecker sp.

Last seen: 30 Nov 2023 by Charlotte Byers

falcon sp.

Last seen: 4 Sep 2023 by Kellie Sagen 🦉

diurnal raptor sp.

Last seen: 22 Nov 2023 by Mark Walton

Loggerhead/Northern Shrike

Last seen: 15 Apr 2016 by Llewellyn Hart

crow/raven sp.

Last seen: 25 May 2021 by Sally Anderson

Tree/Violet-green Swallow

Last seen: 24 Jul 2022 by Mark Walton

swallow sp.

Last seen: 7 Oct 2023 by Daniel Froehlich

Ruby-crowned/Golden-crowned Kinglet

Last seen: 5 Oct 2020 by Deborah Ferguson

House/Purple Finch

Last seen: 22 Sep 2020 by Pam Cahn

Acanthis/Spinus sp.

Last seen: 25 Sep 2021 by jeff osmundson

new world sparrow sp.

Last seen: 29 Oct 2022 by Breck Breckenridge

blackbird sp.

Last seen: 7 Oct 2023 by Daniel Froehlich

new world warbler sp.

Last seen: 26 Aug 2023 by Mark Walton