Search Results for the EPA National Library Catalog

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Select Item Title Year Published
National water quality inventory : 1982 report to Congress. 1984
National waterway a history of the Chesapeake and Delaware Canal, 1769-1985 / 1989
Natural heritage inventory of the City of Chesapeake, Virginia : conservation priorities, significant natural communities, and rare species / 1998
Navigation study : Delaware Bay - Chesapeake Bay Waterway (Delaware, Maryland and Virginia) : environmental statement. 1970
New data bearing on the structural significance of the upper Chesapeake Bay magnetic anomaly 1979
New perspectives in the Chesapeake system : a research and management partnership / 1991
New tools measure Chesapeake Bay health. 2004
Nitrogen and phosphorus determinations in estuarine waters : a comparison of methods used in Chesapeake Bay monitoring / 1987
Nitrogen dynamics in forested watersheds of the Chesapeake Bay : 17-19 June 1997, Frostburg, MD / 1997
Nitrogen Dynamics in Forested Watersheds of the Chesapeake Bay: Workshop. Held in Frostburg, Maryland on June 17-19, 1997. 1997
Nitrogen, phosphorus, and carbon flux in Chesapeake Bay marshes 1976
Non point pollution source studies on the Chesapeake Bay the Eastern Shore watersheds at Horn Point / 1977
Non-point source studies on Chesapeake Bay : IV. Relationship between bacterial contamination and land use in the Rhode River watershed, and survival studies of Streptococcus faecalis in the estuary / 1977
Non-point source studies on Chesapeake Bay I. Bacterial contamination from the Rhode River watershed, concentrations and survival studies in the estuary / 1976
Non-point source studies on Chesapeake Bay VI. Particulate discharge form Rhode River subwatersheds, 1975 / 1977
Non-Point Source Studies on Chesapeake Bay. II. Nutrients in Land Runoff from Rhode River Watersheds in 1975 and 1976. 1977
Non-Point Source Studies on Chesapeake Bay. III. Relationship between Bacterial Contamination and Land Use in the Rhode River Watershed, and Survival Studies of 'Streptococcus faecalis' in the Estuary. 1977
Non-Point Source Studies on Chesapeake Bay. VI. Particulate Discharge from Rhode River Subwatersheds, 1975. 1977
Non-Point Source Studies on Chesapeake Bay. VII. Metals Discharge from the Rhode River Watershed in 1975. 1977
Non-point sources studies on Chesapeake Bay VII. Metals discharge from the Rhode River watershed in 1975 / 1977
Nonnative oysters in the Chesapeake Bay 2004
Numerical model of the internal circulation in a branching tidal estuary. 1976
Nursery Role of Seagrass Meadows in the Upper and Lower Reaches of the Chesapeake Bay. 1982
Nutrient Control in the Chesapeake Bay. A Statement Issued by the Scientific and Technical Advisory Committee, Chesapeake Bay Program. 1986
Nutrient Control in the Chesapeake Bay: A Statement Issued by the Scientific and Technical Advisory Committee (STAC), Chesapeake Bay Program. 1986
Nutrient data summary 1964, 1965, 1966 Upper Chesapeake Bay (Smith Point to Turkey Point), Potomac, South, Severn, Magothy, Back, Chester, and Miles Rivers; and Eastern Bay / 1966
Nutrient dynamics in the Choptank River watershed a comparative analysis of subwatershed exports / 1988
Nutrient Enrichment of Chesapeake Bay and Its Impact on the Habitat of Striped Bass: A Speculative Hypothesis. 1985
Nutrient Reduction Cost Effectiveness Analysis, 1996 Update. 1998
Nutrient Trading for the Chesapeake Bay. 2001
Nutrient Trading for the Chesapeake Bay. 2001
Nutrient Trading in the Chesapeake Bay Watershed. Public Workshop Proceedings. Held in Maryland, Virginia, Pennsylvania and Washington, DC. in January 2001. 2001
Nutrient-dissolved oxygen dynamics in Chesapeake Bay the roles of phytoplankton and micro-heterotrophs under summer conditions, 1985 : final report to the Chesapeake Bay Program / 1987
Nutrient-Dissolved Oxygen Dynamics in Chesapeake Bay: The Roles of Phytoplankton and Micro-Heterotrophs under Summer Conditions, 1985. 1987
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 1999, and Trends, January 1985 Through December 1999. 2001
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 2000, and Trends, January 1985 through December 2000. 2001
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 2002, and Trends, January 1985 through December 2002. 2003
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 2003, and Trends, January 1985 through December 2003. 2004
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 2004, and Trends, January 1985 through December 2004. 2005
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 2005, and Trends, January 1985 Through December 2005. 2006
Nutrients and Suspended Sediment Transported in the Susquehanna River Basin, 2006, and Trends, January 1985 Through December 2006. 2007
Observations of motion at intermediate and large scales in a coastal plain estuary / 1969
Occurrence and distribution of radium, gross alpha-particle activity and gross beta-particle activity in ground water in the Magothy Formation and Potomac Group aquifers, upper Chesapeake Bay area, Maryland 2000
Occurrence and distribution of radium, gross alpha-particle activity, and gross beta-particle activity in ground water in the Magothy Formation and Potomac Group aquifers, Upper Chesapeake Bay area, Maryland 2000
Ocean variability : effects on U.S. marine fishery resources, 1975 / 1978
On distribution and abundance of juvenile fishes in the upper Chesapeake Bay 1980
On the Chesapeake Maryland Sea Grant. 1985
Opportunities in Sustainable Development: strategies for the Chesapeake Basin / 1997
Optimization of Benefits from Wetlands Restoration: A Workshop. Held in Annapolis, Maryland on May 1-2, 2001. 2002
Organic compounds in surface sediments and oyster tissues from the Chesapeake Bay / 1983
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