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Mount Desert Rock
Illustrated Checklist
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Native and Naturalized (202)
Hybrids (2)
- Herring x Great Black-backed Gull (hybrid) Larus argentatus x marinusLast observed by Nathan Dubrow on 11 Sep 2021
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusLast observed by Nathan Dubrow on 18 Aug 2021
Additional Taxa (26)
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Bridger Buck on 22 Jun 2024