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Mequon Nature Preserve
Illustrated Checklist
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Native and Naturalized (231)
Exotic: Escapee (1)
Hybrids (2)
- Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanopteraLast observed by Jennifer Ambrose on 28 Apr 2019
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Christine Stanke on 6 Nov 2018
Additional Taxa (45)
- Blue-winged/Cinnamon Teal Spatula discors/cyanopteraLast observed by Barbara Kellermann on 27 Apr 2019
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Robert K. Henderson on 18 Aug 2023
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Christine Stanke on 15 May 2024
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Christine Stanke on 15 May 2024
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Helen Bolgrien on 21 Feb 2020
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Chris Monahan on 26 May 2022
- Philadelphia/Warbling Vireo Vireo philadelphicus/gilvusLast observed by Michelle Corbett on 3 Jun 2022
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Jason Nickels on 17 Apr 2018
- Western/Eastern Meadowlark Sturnella neglecta/magnaLast observed by Christine Stanke on 30 Sep 2019
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Christine Stanke on 17 May 2022
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Barbara Kellermann on 7 Oct 2019