I too was at Centennial Lake this morning and saw some of the same birds that Bob Ringler reported. In addition I had a Black-billed Cuckoo. The Black-billed Cuckoo was later relocated by another birder along with a Yellow-billed Cuckoo. 



The highlights: 

Location:     Centennial Lake 
Observation date:     5/5/09; 9:45 - 11:40 am 
Number of species:     48 

Bufflehead     1 
Double-crested Cormorant     1 
Great Egret     1 
Red-shouldered Hawk     1 
Common Moorhen     1     West end of the 1st island outside of the wildlife area. 
Spotted Sandpiper     1 
Black-billed Cuckoo     1     Enter at the south entrance off 108. 
Make a left and park near the T ot L ot. 
Take the path on your far left for about 100 yards. You will pass a Volleyball C ourt 
on your left. The bird was near the next bench you will get to. 
Barred Owl     1 
Chimney Swift     6 
Acadian Flycatcher     1 
Eastern Kingbird     2 
White-eyed Vireo     4 
Warbling Vireo     2     Near the bouys of the Wildlife Area. 
Purple Martin     12 
Tree Swallow     14 
Northern Rough-winged Swallow     6 
Bank Swallow     2     1st at the dam, the 2nd at the Amphitheater. 
Barn Swallow     18 
Wood Thrush     2 
Yellow Warbler     4 
Eastern Towhee     2 
Chipping Sparrow     2 
Savannah Sparrow     1     Rocks on the dam. 
White-throated Sparrow     8 
Indigo Bunting     1 
Orchard Oriole     2 




Joe Hanfman 

Columbia, MD