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Walla Walla
Illustrated Checklist
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Native and Naturalized (341)
Exotic: Provisional (1)
Exotic: Escapee (7)
Hybrids (16)
- Greater White-fronted x Cackling Goose (hybrid) Anser albifrons x Branta hutchinsiiLast observed by RJ Baltierra on 16 Mar 2021
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Nancy Miller on 6 Mar 2022
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by Steven Mlodinow on 26 Feb 2006
- Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensisLast observed by Tim Parker on 28 Jan 2020
- Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeataLast observed by Jason Fidorra on 21 May 2022
- Cinnamon Teal x Northern Shoveler (hybrid) Spatula cyanoptera x clypeataLast observed by Bradley Waggoner on 21 May 2022
- Eurasian x American Wigeon (hybrid) Mareca penelope x americanaLast observed by Stefan Schlick on 20 Feb 2022
- Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acutaLast observed by Caleb Snarr on 5 Nov 2023
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by RJ Baltierra on 28 Jan 2021
- Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkiiLast observed by Sean Cozart on 20 Oct 2018
- Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreusLast observed by Ryan Merrill on 11 Feb 2016
- Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescensLast observed by Bruce Toews on 9 Mar 2024
- Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescensLast observed by Sean Cozart on 26 Dec 2023
- Glaucous x Glaucous-winged Gull (hybrid) Larus hyperboreus x glaucescensLast observed by Eric Heisey on 23 Jan 2016
- Yellow-bellied x Red-naped Sapsucker (hybrid) Sphyrapicus varius x nuchalisLast observed by Neva Black on 4 Mar 2023
- Red-naped x Red-breasted Sapsucker (hybrid) Sphyrapicus nuchalis x ruberLast observed by Richard Laubach on 16 Feb 2024
Additional Taxa (90)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Ken Chamberlain on 25 Dec 2023
- Blue-winged/Cinnamon Teal Spatula discors/cyanopteraLast observed by Mike & MerryLynn Denny on 29 Sep 2023
- Common/Barrow's Goldeneye Bucephala clangula/islandicaLast observed by Brian Pendleton on 11 Feb 2024
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Marvin Denney on 6 Feb 2024
- Horned/Eared Grebe Podiceps auritus/nigricollisLast observed by Mike & MerryLynn Denny on 3 Mar 2024
- Eurasian/African Collared-Dove Streptopelia decaocto/roseogriseaLast observed by Sean Cozart on 26 Dec 2023
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Dana Ward on 28 Oct 2023
- Western/Semipalmated Sandpiper Calidris mauri/pusillaLast observed by Bradley Waggoner on 2 Aug 2022
- Western/Glaucous-winged Gull Larus occidentalis/glaucescensLast observed by RJ Baltierra on 25 Dec 2023
- white-winged gull sp. Larus sp. (white-winged gull sp.)Last observed by Ryan Merrill on 11 Feb 2016
- Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalusLast observed by Aiden Aron on 29 Dec 2023
- Boreal/Northern Saw-whet Owl Aegolius funereus/acadicusLast observed by Zeke VanZante on 3 Jun 2023
- Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalisLast observed by Ryan Merrill on 18 Feb 2023
- diurnal raptor sp. Accipitriformes/Falconiformes sp.Last observed by Brian Pendleton on 10 Feb 2024
- Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseriLast observed by Stefan Sremac on 20 Sep 2023
- Loggerhead/Northern Shrike Lanius ludovicianus/borealisLast observed by Alexander Sowers on 27 Jan 2024
- Tree/Violet-green Swallow Tachycineta bicolor/thalassinaLast observed by Charles Smith on 26 Mar 2024
- Red-winged/Tricolored Blackbird Agelaius phoeniceus/tricolorLast observed by Anonymous eBirder on 27 Feb 2024