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Illustrated Checklist
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Native and Naturalized (311)
Exotic: Provisional (1)
Exotic: Escapee (3)
Hybrids (4)
- Muscovy Duck x Mallard (hybrid) Cairina moschata x Anas platyrhynchosLast observed by Rob Pendergast on 3 May 2010
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Reed Turner on 10 Apr 2024
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Dan Abel on 25 Jun 2022
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by Peter Grund on 29 May 2020
Additional Taxa (82)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Sophia Sperduto on 10 Dec 2023
- Cackling/Canada Goose Branta hutchinsii/canadensisLast observed by Anonymous eBirder on 18 Apr 2023
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Scott Swengel on 23 Aug 2022
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Gerry Janz on 11 Aug 2021
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Last observed by Kaylie Petersen on 7 May 2017
- Glossy/White-faced Ibis Plegadis falcinellus/chihiLast observed by joseph schaufenbuel on 27 May 2019
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Collin Smith on 24 Apr 2024
- Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillusLast observed by Regina Patton on 15 Jan 2020
- Red-shouldered/Broad-winged Hawk Buteo lineatus/platypterusLast observed by Reed Turner on 23 Apr 2024
- Downy/Hairy Woodpecker Dryobates pubescens/villosusLast observed by Megan Fitzgerald on 22 Apr 2024
- diurnal raptor sp. Accipitriformes/Falconiformes sp.Last observed by Sophia Sperduto on 14 Apr 2024
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Gerry Janz on 12 Sep 2023
- Philadelphia/Warbling Vireo Vireo philadelphicus/gilvusLast observed by Everly Eldeen on 24 Aug 2023
- Loggerhead/Northern Shrike Lanius ludovicianus/borealisLast observed by David Peterson on 14 Apr 2024
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Karin Hyler on 18 Feb 2023
- Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmusLast observed by Penny VanTassel on 26 May 2014
- Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalusLast observed by Spectacled Redhead on 22 Apr 2023
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Gerry Janz on 25 May 2019
- Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanopteraLast observed by Reed Turner on 6 Jun 2023
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Collin Smith on 12 Sep 2023