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Clackamas
Illustrated Checklist
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Native and Naturalized (297)
Exotic: Escapee (11)
Hybrids (15)
- Graylag x Canada Goose (hybrid) Anser anser x Branta canadensisLast observed by Ruth Smith on 20 Mar 2015
- Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanopteraLast observed by greg haworth on 6 Apr 2018
- Eurasian x American Wigeon (hybrid) Mareca penelope x americanaLast observed by Tim Shelmerdine on 15 Jan 2021
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosLast observed by Craig Tumer on 7 Feb 2012
- Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acutaLast observed by Wink Gross on 4 Mar 2021
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by Grant Canterbury on 16 Jan 2012
- Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkiiLast observed by Jay Withgott on 6 Nov 2013
- Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreusLast observed by Grant Canterbury on 4 Mar 2012
- Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescensLast observed by Wink Gross on 1 Apr 2024
- Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescensLast observed by David Irons on 31 Oct 2023
- Glaucous x Glaucous-winged Gull (hybrid) Larus hyperboreus x glaucescensLast observed by Joseph Blowers on 15 Mar 2018
- Red-naped x Red-breasted Sapsucker (hybrid) Sphyrapicus nuchalis x ruberLast observed by Russell Cooper on 19 Apr 2020
- White-crowned x Golden-crowned Sparrow (hybrid) Zonotrichia leucophrys x atricapillaLast observed by Joseph Blowers on 10 Jan 2023
- Yellow-rumped x Townsend's Warbler (hybrid) Setophaga coronata x townsendiLast observed by julian hwa on 14 Jun 2018
- Townsend's x Hermit Warbler (hybrid) Setophaga townsendi x occidentalisLast observed by Kara Jakse on 19 Aug 2022
Additional Taxa (73)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Ruth Smith on 22 Jan 2024
- Blue-winged/Cinnamon Teal Spatula discors/cyanopteraLast observed by Grant Canterbury on 9 Apr 2018
- Common/Barrow's Goldeneye Bucephala clangula/islandicaLast observed by Lorin Wilkerson on 14 Oct 2023
- Western/Clark's Grebe Aechmophorus occidentalis/clarkiiLast observed by Tim Shelmerdine on 29 Oct 2022
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Char Corkran on 27 Oct 2022
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Last observed by Lorin Wilkerson on 7 Apr 2024
- Western/Glaucous-winged Gull Larus occidentalis/glaucescensLast observed by Andrew Emlen on 17 Mar 2024
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by melanie means on 2 Apr 2024
- Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseriLast observed by Nathan Cross on 16 Aug 2023
- California/Woodhouse's Scrub-Jay Aphelocoma californica/woodhouseiiLast observed by Lorraine Stratton on 24 Dec 2017
- Tree/Violet-green Swallow Tachycineta bicolor/thalassinaLast observed by Richard Deulofeut on 27 May 2021
- Townsend's/Hermit Warbler Setophaga townsendi/occidentalisLast observed by Kyle Landstra on 30 Jul 2023
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusLast observed by Grant Canterbury on 24 Jul 2016