Title
Trends in the distribution, abundance, and habitat quality of submerged aquatic vegetation in Chesapeake Bay and its tidal tributaries : 1971 to 1991 / Robert J. Orth, Richard A. Batiuk, Judith F. Nowak.
Published
Annapolis, Md. : Printed by the U.S. Environmental Protection Agency for the Chesapeake Bay Program, [1994]