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Chelsea SGA--Four Mile Lake
Illustrated Checklist
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Native and Naturalized (236)
Hybrids (2)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Gordon Fitch on 9 Mar 2021
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Benjamin Hack on 6 Oct 2023
Additional Taxa (43)
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by David Goodman on 17 May 2022
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by David Goodman on 22 Jun 2023
- Red-shouldered/Broad-winged Hawk Buteo lineatus/platypterusLast observed by Dan Rabosky on 16 Sep 2020
- Downy/Hairy Woodpecker Dryobates pubescens/villosusLast observed by Daniel and Rachael Oram on 30 Mar 2022
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Jason Vaun on 1 Sep 2022