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Holland SP
Illustrated Checklist
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Native and Naturalized (249)
Exotic: Escapee (1)
Hybrids (3)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Mary Haave on 9 May 2023
- Herring x Great Black-backed Gull (hybrid) Larus argentatus x marinusLast observed by Carl & Judi Manning on 15 Oct 2016
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusLast observed by Carl & Judi Manning on 30 Sep 2018
Additional Taxa (52)
- Cackling/Canada Goose Branta hutchinsii/canadensisLast observed by Carl & Judi Manning on 6 Oct 2018
- Trumpeter/Tundra Swan Cygnus buccinator/columbianusLast observed by Matthew Haverkamp on 26 Dec 2022
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Chace Scholten on 30 Aug 2013
- Red/Red-necked Phalarope Phalaropus fulicarius/lobatusLast observed by Carl & Judi Manning on 31 Oct 2019
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Chace Scholten on 18 Oct 2014
- white-winged gull sp. Larus sp. (white-winged gull sp.)Last observed by Matt Bennink on 22 Dec 2022
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Caleb Putnam on 10 May 2018
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Will Keller on 2 Sep 2022
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusLast observed by Debra Witter on 14 Jul 1995