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Illustrated Checklist
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Native and Naturalized (265)
Exotic: Escapee (2)
Hybrids (4)
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Amy Walker on 23 Jan 2023
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Kim Charles on 9 Dec 2023
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Corvid J on 30 Apr 2022
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by Mark Rhodes on 20 May 1981
Additional Taxa (44)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Aaron Charles on 30 Oct 2023
- Cackling/Canada Goose Branta hutchinsii/canadensisLast observed by Anonymous eBirder on 18 Feb 2022
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Anonymous eBirder on 21 Feb 2022
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by John Wyatt on 25 Oct 1987
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Anonymous eBirder on 16 Feb 2024
- diurnal raptor sp. Accipitriformes/Falconiformes sp.Last observed by Jonathan Bontrager on 28 Dec 2016
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Dan Miller on 9 May 2022
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Chuck and Karen Lunsford on 13 Mar 2022
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Alex Hess on 8 May 2021