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Jefferson
Illustrated Checklist
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Native and Naturalized (322)
Exotic: Escapee (5)
Hybrids (8)
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Germ Germain on 9 Jun 2024
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by logan kahle on 18 Nov 2018
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Jeff Bolsinger on 6 Jan 2024
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaLast observed by Jeff Bolsinger on 10 Feb 2012
- goldeneye sp. x Hooded Merganser (hybrid) Bucephala clangula/islandica x Lophodytes cucullatusLast observed by Jeff Bolsinger on 31 Jan 2016
- Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanopteraLast observed by John McKay on 22 Jul 2024
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by John McKay on 7 Jul 2024
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by John McKay on 22 Jul 2024
Additional Taxa (67)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Rachel Lewis on 6 May 2024
- Common/Barrow's Goldeneye Bucephala clangula/islandicaLast observed by Jeff Bolsinger on 31 Jan 2016
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Daniel Miller on 12 Apr 2024
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Tara Hutson on 1 Jun 2023
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Steve Kelling on 1 Sep 2022
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Last observed by Dave Spier on 8 Sep 1973
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Haynes Miller on 29 May 2024
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Jeremy Collison on 19 Jul 2024
- Philadelphia/Warbling Vireo Vireo philadelphicus/gilvusLast observed by Brian Miller on 17 Sep 2017
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaLast observed by Monica LeClerc on 4 May 2006
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Gerald Smith on 13 Nov 2019
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Jeff Bolsinger on 20 Jul 2022
- Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanopteraLast observed by Jeff Bolsinger on 5 Jul 2024