Observations at Conowingo Dam Fisherman's Park 

December 27, 2009 

0830 - 1630 

(part of the Rock Run Christmas Bird Count) 



The day started with a total of 10 gulls.  Gulls were sparse all day. Greatest numbers were between 1:00 p.m. and 3:00 p.m. 



Bonaparte's Gull - 3 (adult-winter) 

Ring-billed Gull - 88 

Herring Gull - 60 

THAYER'S GULL - 2 (adult-winter) 

ICELAND GULL - 1 (second-winter) 

LESSER BLACK-BACKED GULL - 3 (1 first-winter, 2 adult-winter) 

Great Black-backed Gull - 88 



Gene Scarpulla 

Editor, The Maryland Entomologist 

Millers Island, Maryland 

ejscarp @