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  1. Coastal waterbird colonies : Cape Elizabeth, Maine to Virginia / by R. Michael Erwin ; performed for Coastal Ecosystems Project, Office of Biological Services, Fish and Wildlife Service, U.S. Dept. of the Interior.
    By: Erwin, R. Michael. - Biological Services Program (U.S.) - Coastal Ecosystems Project.
    Publication info: Washington, D.C. :Fish and Wildlife Service,1979.
    Contributed by: MBLWHOI Library
    BHL Collections: MBLWHOI Library, Woods Hole
    View Book
  2. Coastal waterbird colonies, Maine to Virginia, 1977 : an atlas showing colony locations and species composition /
    By: Erwin, R. Michael. - Korschgen, Carl E. - Biological Services Program (U.S.) - Coastal Ecosystems Project.
    Publication info: Washington, D.C. :The Service,1979.
    Contributed by: MBLWHOI Library
    BHL Collections: MBLWHOI Library, Woods Hole
    View Book