The dreaded "they just flew" greeted us when we arrived at Greenbridge at 5:45. We decided to look anyhow and luckily the birds returned! 
40+ Least, 2 Semi-Palms, Spotted, Killdeer, Osprey, Bald eagle and Caspian Terns.

Poor but identifiable pictures on my link ....

http://flic.kr/p/8tgVCS

Bonnie

Bonnie Ott
Howard County Field Trip Chair
Ellicott City, MD