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Jefferson
Illustrated Checklist
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Native and Naturalized (396)
Exotic: Provisional (2)
Exotic: Escapee (13)
Hybrids (16)
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Jessica Barry Rogers on 3 Oct 2014
- Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanopteraLast observed by Trenton Voytko on 13 Feb 2023
- Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeataLast observed by Harlan Stewart on 21 Mar 2018
- Northern Shoveler x Gadwall (hybrid) Spatula clypeata x Mareca streperaLast observed by John Mariani on 8 Jan 2019
- Muscovy Duck x Mallard (hybrid) Cairina moschata x Anas platyrhynchosLast observed by Kayla Shoemaker on 19 Apr 2013
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosLast observed by Andrew Rapp on 20 Jan 2024
- Mallard x Mottled Duck (hybrid) Anas platyrhynchos x fulvigulaLast observed by Steve Mayes on 7 Jul 2018
- Gadwall x Northern Pintail (hybrid) Mareca strepera x Anas acutaLast observed by John Haynes on 10 Jan 2018
- Blue-winged x Green-winged Teal (hybrid) Spatula discors x Anas creccaLast observed by Harlan Stewart on 28 Dec 2018
- Northern Pintail x Green-winged Teal (hybrid) Anas acuta x creccaLast observed by Harlan Stewart on 28 Dec 2018
- Glossy x White-faced Ibis (hybrid) Plegadis falcinellus x chihiLast observed by Jesse Huth on 3 May 2023
- Golden-fronted x Red-bellied Woodpecker (hybrid) Melanerpes aurifrons x carolinusLast observed by Steve Mayes on 11 Nov 2016
- Tropical x Northern Mockingbird (hybrid) Mimus gilvus x polyglottosLast observed by Fred Collins on 1 May 2015
- Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanopteraLast observed by Nathan Tea on 15 Apr 2022
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Jennifer Miller on 30 Apr 2021
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by John Haynes on 17 Apr 2020
Additional Taxa (116)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Bird Smith on 2 Feb 2024
- Blue-winged/Cinnamon Teal Spatula discors/cyanopteraLast observed by George Hathaway on 30 Jan 2024
- Western/Clark's Grebe Aechmophorus occidentalis/clarkiiLast observed by John Whittle on 31 Dec 2006
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Jim Gessaman on 24 Apr 2024
- Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandriLast observed by Vern Bothwell on 24 Apr 2024
- moorhen/coot/gallinule sp. Gallinula/Fulica/Porphyrio sp.Last observed by Sheila Hebert on 15 Jun 2018
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Eric Ripma on 24 Apr 2024
- Double-crested/Neotropic Cormorant Nannopterum auritum/brasilianumLast observed by Florence Rice on 23 Apr 2024
- Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violaceaLast observed by Eric Heisey on 21 Apr 2023
- Golden-fronted/Red-bellied Woodpecker Melanerpes aurifrons/carolinusLast observed by Matt Brady on 16 Apr 2019
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Steve Mayes on 7 Oct 2023
- yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)Last observed by Michael Leven on 12 Apr 2024
- solitary vireo sp. Vireo cassinii/solitarius/plumbeusLast observed by Cynthia Lieurance on 25 Apr 2022
- Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacutaLast observed by John Whittle on 28 Nov 1997
- Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmusLast observed by Karin Jackson on 1 May 2021
- Boat-tailed/Great-tailed Grackle Quiscalus major/mexicanusLast observed by Donald Mattson on 24 Apr 2024
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Richard H on 23 Apr 2024
- MacGillivray's/Mourning Warbler Geothlypis tolmiei/philadelphiaLast observed by John Haynes on 20 Sep 2019
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Thomas Hellweg on 26 Apr 2023
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusLast observed by John Haynes on 18 Oct 2018