1.
Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and upper Potomac Estuary, Maryland, Virginia, and the Dist[...]
Ruhl, Henry A.; Geological Survey (U.S.)
Reston, Va. : Dept. of the Interior, U.S. Geological Survey ; Denver, Colo. : Branch of Information Services [distributor], 1999.
I 19.76: 99-233 |
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2.
Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and estuary, Maryland and Virginia, May 1978 to November 19[...]
Carter, Virginia.; Paschal, James E.; Bartow, Nancy.; Geological Survey (U.S.)
[Reston, Va.] : Department of the Interior, U.S. Geological Survey, [1985]
Alexandria, Va. : For sale by the Distribution Branch, U.S. Geological Survey
TC801 .U2 no.2234-A | Map It |
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