Geochemical and hydrologic controls on phosphorus transport in a sewage-contaminated sand and gravel aquifer near Ashumet Pond, Cape Cod, Massachusetts

Numerical simulation of a plume of brackish water in the Biscayne Aquifer originating from a flowing artesian well, Dade County, Florida

Streamflow transport of radionuclides and other chemical constituents in the Puerco and the Little Colorado river basins, Arizona and New Mexico

Sources and transport of phosphorus and nitrogen during low-flow conditions in the Tualatin River, Oregon, 1991-93

Simulation of the soil water balance of an undeveloped prairie in west-central Florida

Effects of uranium-mining releases on ground-water quality in the Puerco River Basin, Arizona and New Mexico

Aquatic biology of the San Joaquin-Tulare basins, California; analysis of available data through 1992

Numerical model analysis of the effects of ground-water withdrawals on discharge to streams and springs in small basins typical of the Puget Sound lowland, Washington

Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania; a summary report, 1982-90

Riparian-vegetation controls on the spatial pattern of stream-channel instability, Little Piney Creek, Missouri

Summary of floods in the United States, January 1992 through September 1993

Summary of significant floods in the United States, Puerto Rico, and the Virgin Islands, 1970 through 1989

STATUS AND TRENDS OF THE NATION'S BIOLOGICAL RESOURCES VOL 1 AND 2

The molluscan fauna of the Alum Bluff group of Florida, Part IX, Index to chapters A-H

The molluscan fauna of the Alum Bluff group of Florida, Part VI, Pteropoda, Opisthobranchia, and Ctenobranchia