Pennsylvania
Delaware Valley Ornithological Club
Founded in 1890, meets at Academy of Natural Sciences in Philadelphia. Programs, field trips, and conservation sites.
Eastern PA Birding
Photos of rarities in east-central Pennsylvania and from other birding adventures by Dave DeReamus.
Hawk Mountain Sanctuary
Bird refuge offering opportunities to view migrating raptors. Site contains counts of sightings.
McConaughy's Birding Page
Central Pennsylvania Birdline, hawk watch results, and photos and descriptions of rarities.
National Wildlife Refuge Bird Checklists
Seasonal checklists for Erie NWR and John Heinz NWR.
Pennsylvania Rare Bird Alerts
Recent transcripts of 6 RBAs from different areas of the state.
Peregrine Falcon Nest
Web cam of a falcon nest at the Rachel Carson State Office Building in Harrisburg. Includes history of this site, photo gallery, and links.
Powdermill Bird Banding
Exceptional close-up photos and information about banding birds at the Powdermill Nature Reserve in Westmoreland County.
Powdermill Nature Reserve Avian Research
Overview of bird research at this biological field station of the Carnegie Museum of Natural History.
State College Bird Club
Serves the State College, Centre County area. Schedule of events, hotspots, breeding bird atlas, rare bird alerts, and birding resources.
Tussey Mountain Eaglewatch
Photo gallery and data from Rothrock State Forest near State College.
Twin Tiers Birding
Birds and birding in northern Pennsylvania and southern New York state. Sections for Bradford and Tioga counties, PA, and Broome, Chemung, Schuyler, Steuben, and Tioags counties, N…
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