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Croydon Creek Nature Center, Rockville
Illustrated Checklist
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Native and Naturalized (146)
Additional Taxa (24)
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Anne Mytych on 13 Sep 2016
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Emily Huang on 2 May 2019
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataLast observed by Emily Huang on 30 Sep 2023