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Rogerstown Estuary--Turvey NR and Frank McManus Hide
Illustrated Checklist
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Native and Naturalized (157)
Exotic: Provisional (1)
Hybrids (2)
- Eurasian x American Wigeon (hybrid) Mareca penelope x americanaLast observed by BWI Tolka Branch Historical Data on 22 Oct 2006
Additional Taxa (3)
- Willow Warbler/Common Chiffchaff Phylloscopus trochilus/collybitaLast observed by Gary White on 15 Sep 2023