Beth Goldberg reports:

    Great bird walk at Mehrhof Pond this morning with Bergen County Audubon led by David Hall. 

   Birds included both Double Crested and Great Cormorants, Northern Shovelers, Gadwalls, Ruddy Ducks, Lesser Scaup, Hooded Mergansers, Great Blue Heron, Black Crowned Night Herons, Red tailed and Coopers Hawks, Song and Tree Sparrow and an unusual, but cooperative, Leucistic Tree Sparrow.