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Hog Hole (Allan H. Treman State Marine Park)
Illustrated Checklist
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Native and Naturalized (251)
Hybrids (8)
- Graylag x Canada Goose (hybrid) Anser anser x Branta canadensisLast observed by Jay McGowan on 19 Nov 2014
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Chris Wood on 3 Mar 2024
- Canvasback x Redhead (hybrid) Aythya valisineria x americanaLast observed by Jay McGowan on 27 Jan 2019
- Redhead x Ring-necked Duck (hybrid) Aythya americana x collarisLast observed by Jay McGowan on 17 Jan 2016
- Redhead x scaup sp. (hybrid) Aythya americana x marila/affinisLast observed by J Gary Kohlenberg on 17 Jan 2024
- Ring-necked Duck x scaup sp. (hybrid) Aythya collaris x marila/affinisLast observed by Benjamin Freeman on 8 Feb 2015
- Herring x Great Black-backed Gull (hybrid) Larus argentatus x marinusLast observed by Chris Wood on 24 Jan 2016
- Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreusLast observed by Tom Johnson on 10 Nov 2009
Additional Taxa (48)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by John Garrett on 25 Aug 2023
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Caleb Centanni on 17 Nov 2023
- Common/Red-breasted Merganser Mergus merganser/serratorLast observed by Alexander Feinberg on 24 Mar 2024
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by Kevin Packard on 6 May 2021
- Downy/Hairy Woodpecker Dryobates pubescens/villosusLast observed by Courtney Kelly Jett on 17 Mar 2024
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by John Garrett on 25 Aug 2023
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Kevin Packard on 6 Oct 2020