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Biddeford Pool--Great Pond
Illustrated Checklist
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Native and Naturalized (223)
Hybrids (1)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Magill Weber on 17 Sep 2023
Additional Taxa (21)
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Anonymous eBirder on 14 Aug 2020
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Ruby Emery (deceased) on 26 Aug 1968
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Richard Garrigus on 17 Aug 2023
- Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violaceaLast observed by Anonymous eBirder on 14 Aug 2020
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperiiLast observed by Josh Fecteau on 14 Sep 2017
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Ken Janes on 22 May 2013
- Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacutaLast observed by Frank and Nancy Hatch on 18 Aug 2000