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Horicon Marsh SWA--International Education Center
Illustrated Checklist
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Native and Naturalized (237)
Exotic: Escapee (2)
Hybrids (1)
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisLast observed by Joseph Phipps on 8 Apr 2024
Additional Taxa (58)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by David Leinen on 7 May 2022
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Matt Herzmann on 16 Oct 2021
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Matt Herzmann on 8 Jan 2022
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Blake Kammann on 7 Aug 2021
- Sedge/Marsh Wren Cistothorus stellaris/palustrisLast observed by Jill Norbury-Jaranson and John Jaranson on 4 Jun 2023
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Deb Pritchard on 10 Feb 2018
- Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalusLast observed by Winston & Cheryl Ostrow on 25 Apr 2023
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Bob BRIGHAM on 11 May 2018