I checked Liberty Lake from the end of Oakland Road this evening and found the following. B=Baltimore Co. only, C=Carroll Co. only, others in both counties.

Canada Goose  31
Black Duck  12 B
Mallard  26
Long-tailed Duck  1 female B
Bufflehead  7 B
Goldeneye  1 male B
Hooded Merganser  2 C
Ruddy Duck  7 B
Common Loon  1
Horned Grebe  9 B
Ring-billed Gull  1,100
Barred Owl  1 heard B
Kingfisher  1 heard C
Beaver  1 C
--
Bob Ringler
Eldersburg MD