Change Region
Change Region
Liberty SP
Illustrated Checklist
Powered by Macaulay Library and eBirdUpdated ~10 seconds ago
Custom Time Period
Change Time Period
Jump to species
View all media
Native and Naturalized (302)
Exotic: Escapee (1)
Hybrids (4)
- Eurasian x American Wigeon (hybrid) Mareca penelope x americanaLast observed by John Coyle on 28 Feb 2021
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosLast observed by Dominic Garcia-Hall on 19 Feb 2017
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Michael Stubblefield on 12 May 2024
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by Simon Lane on 30 Aug 2011
Additional Taxa (40)
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Simon Lane on 16 Aug 2013
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Dominic Garcia-Hall on 21 May 2016
- Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritumLast observed by David Harrison on 29 Dec 1988
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by David Harrison on 15 Sep 2013
- Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillusLast observed by Michael Britt on 30 May 2015
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Ray Duffy on 4 Sep 2023
- Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelliLast observed by Vincent Iadevaia on 29 Sep 2022
- Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacutaLast observed by Milton Collins on 17 Nov 2023
- Connecticut/MacGillivray's/Mourning Warbler Oporornis/Geothlypis sp. (Mourning-type)Last observed by Simon Lane on 14 Sep 2010