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The USGS publishes peer-reviewed reports and journal articles which are used by Chesapeake Bay Program resource managers and policy makers to make science-based decisions for ecosystem conservation and restoration. Use the Search box below to find publications on selected topics.

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Filter Total Items: 942

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January 1, 1980

Ecology of a Maryland population of black rat snakes (Elaphe o. obsoleta) Ecology of a Maryland population of black rat snakes (Elaphe o. obsoleta)

Behavior, growth and age of black rat snakes under natural conditions were investigated by mark-recapture methods at the Patuxent Wildlife Research Center for 22 years (1942-1963), with limited observations for 13 more years (1964-1976). Over the 35-year period, 330 snakes were recorded a total of 704 times. Individual home ranges remained stable for many years; male ranges averaged at...

Authors

Lucille F. Stickel, William H. Stickel, F. C. Schmid

Ecosystems Mission Area, Eastern Ecological Science Center, Chesapeake Bay Activities

January 1, 1980

The breeding bird atlas in Maryland The breeding bird atlas in Maryland

No abstract available.

Authors

M. K. Klimkiewicz, R. Ringler

Ecosystems Mission Area, Eastern Ecological Science Center, Chesapeake Bay Activities

January 1, 1980

Lead residues in sora rails from Maryland Lead residues in sora rails from Maryland

During September and October, mi- grating sora rails (Porzana carolina) use tidal marshes of the Patuxent River in Maryland, where they have been hunted for many years. Spent shot accumulates in the marsh during the rail hunting sea- son, and some shot is ingested by the birds. Twelve percent of gizzards from rails collected at the marsh during 1965- 73 contained lead shot (Artmann and...

Authors

Rey C. Stendell, Joseph W. Artmann, Elwood Martin

Ecosystems Mission Area, Eastern Ecological Science Center, Chesapeake Bay Activities, Northern Prairie Wildlife Research Center

January 1, 1980

Submersed aquatic vegetation in the tidal Potomac Submersed aquatic vegetation in the tidal Potomac

No abstract available.

Authors

V. Carter, J.E. Paschal, G.M. Haramis

Ecosystems Mission Area, Eastern Ecological Science Center, Chesapeake Bay Activities

January 1, 1980

Benthic communities of the tidal Potomac River and Estuary, Maryland and Virginia, November 1977 through August 1979 Benthic communities of the tidal Potomac River and Estuary, Maryland and Virginia, November 1977 through August 1979

No abstract available.

Authors

P.V. Dresler

Chesapeake Bay Activities

January 1, 1980

Water-quality monitoring of three major tributaries to the Chesapeake Bay: Interim data report Water-quality monitoring of three major tributaries to the Chesapeake Bay: Interim data report

The U.S. Geological Survey is monitoring the water quality of three major tributaries to Chesapeake Bay at their fall lines to obtain estimates of constituent inputs potentially available to the bay. The monitoring sites are: Susquehanna River at Conowingo, Md.; Potomac River at Washington, D.C.; and James River at Cartersville, Va. Water-quality data collected from October 1978 to April...

Authors

David J. Lang, David Grason

Chesapeake Bay Activities

January 1, 1979

Vegetation and vertebrates of the Patuxent Wildlife Research Center: outline of ecology and annotated lists. A reprint, with new supplements, of 'Vegetation of the Patuxent Research Refuge, Maryland' Vegetation and vertebrates of the Patuxent Wildlife Research Center: outline of ecology and annotated lists. A reprint, with new supplements, of 'Vegetation of the Patuxent Research Refuge, Maryland'

No abstract available.

Authors

N. Hotchkiss, R. E. Stewart

Ecosystems Mission Area, Eastern Ecological Science Center, Chesapeake Bay Activities

January 1, 1979

Relations of wintering canvasbacks to environmental pollutants-Chesapeake Bay, Maryland Relations of wintering canvasbacks to environmental pollutants-Chesapeake Bay, Maryland

No abstract available.

Authors

Donald H. White, Rey C. Stendell, B.M. Mulhern

Ecosystems Mission Area, Eastern Ecological Science Center, Chesapeake Bay Activities

January 1, 1979

Decline of submerged aquatic plants in Chesapeake Bay Decline of submerged aquatic plants in Chesapeake Bay

No abstract available.

Authors

J. Court Stevenson, Nedra Confer, Catherine B. Pieper

Chesapeake Bay Activities

January 1, 1979

Seminar on water quality in the tidal Potomac River Seminar on water quality in the tidal Potomac River

In the interest of maintaining communication between researchers and managers concerned with the tidal Potomac River, the U.S. Geological Survey sponsored a Seminar on the Water Quality of the Tidal Potomac River. The Seminar was held on December 6 and 7, 1978, at the U.S. Geological Survey National Headquarters in Reston, Virginia. The Seminar was attended by 135 individuals...

Authors

(compiler) J. P. Bennett

Chesapeake Bay Activities

January 1, 1978