Rose-breasted Grosbeak
Blue-gray Gnatcatcher
Northern Saw-whet-owl
Northern Parula
Scarlet Tanager
Laughing Gull
Horned Grebe
Purple Martin
Hooded Merganser
American Goldfinch
Eastern Kingbird
Northern Harrier
American Robin
Broad-winged Hawk
Eastern Meadowlark
Black-crowned Night-Heron
Hudsonian Godwit
Magnolia Warbler
Ring-necked Duck
Northern Shoveler
Horned Lark
Prairie Warbler
Black-and-white Warbler
Black-bellied Plover
Belted Kingfisher
Yellow-throated Warbler
Hooded Warbler
Bay-breasted Warbler
Ring-necked Pheasant
Grasshopper Sparrow
Snowy Owl


Welcome to the Pennsylvania Society for Ornithology – a group of birders from across the commonwealth devoted to birding and wild bird conservation.

Our members range from neophyte birders to professional ornithologists.

All are welcome!



2022 PSO Annual Meeting in Lancaster County – Sept 16-18.
Meeting will take place at the Middle Creek Wildlife Management Area Visitors Center.


PSO Webinars now available at



 County Spotlight


The PSO is highlighting counties across the state to explore its hotspots and find as many birds as we can.

On Oct 14-17, 2022, join us as we lead a concentrated effort to bird Cameron County!