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Oswego Harbor
Illustrated Checklist
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Native and Naturalized (227)
Exotic: Escapee (1)
Hybrids (2)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Wayne Fidler on 3 Jan 2017
- Redhead x Ring-necked Duck (hybrid) Aythya americana x collarisLast observed by Jay McGowan on 2 Mar 2013
Additional Taxa (28)
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Bill Purcell on 16 Jan 2018
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Amanda Relyea on 25 Feb 2021
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Last observed by David Wheeler on 1 Oct 2011
- Parasitic/Pomarine Jaeger Stercorarius parasiticus/pomarinusLast observed by Gregg Dashnau on 7 Nov 2018
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by David Wheeler on 24 Jul 2017