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The effect of membrane filtration artifacts on dissolved trace element concentrations

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Status and trends report on wildlife of the San Francisco Estuary

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Regional evaluations of acid deposition effects on forests: Eastern spruce-fir

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Reply to comment on "The surface area of soil organic matter"

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The effect of ice on coastal erosion in southern Lake Michigan

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Evaluation of the effects of candidate molluscicides on two nontarget bivalves

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Wildlife habitat response to riparian restoration on the Douglas Creek Watershed

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Preliminary analysis of impacts of agricultural drainage evaporation ponds on wintering waterfow

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Assessment of habitat of wildlife communities on the Snake River, Jackson, Wyoming

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Influence of soil organic matter composition on the partition of organic compounds

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Dispersal of exotic species from aquaculture sources, with emphasis on freshwater fishes

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Control of avian influenza: Philosophy and perspectives on behalf of migratory birds

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The common grackle in Arizona: first specimen record and notes on occurrence

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Influence of age and selected environmental factors on reproductive performance of canvasbacks

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Low-flow characteristics at selected sites on streams in eastern Puerto Rico

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Paleoclimate controls on Carboniferous sedimentation and cyclic stratigraphy in the Appalachian Basin

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Effect of salinity on the critical nitrogen concentration of Spartina alterniflora Loisel

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Patterns and rates of ground-water flow on Long Island, New York

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Effect of the lampricide 3-trifluoromethyl-4-nitrophenol on the pink heelsplitter

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Informal notes; Workshop on the Application of Isotope Systems to Geological Problems

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Effects of horizontal velocity variations on ultrasonic velocity measurements in open channels

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Theoretical and measured aeolian sand transport on a barrier island, Louisiana, USA

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Diel feeding ecology of the fish community on the Juniata River, Pennsylvania

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Influence of landscape structure on the hydrologic cycle and regional and global climate

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Comparative productivity of American black ducks and mallards nesting on Chesapeake Bay Islands

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Acid-rain induced changes in streamwater quality during storms on Catoctin Mountain, Maryland

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Selected U.S. Geological Survey publications on the water resources of Virginia, 1910-91

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Predation on juvenile salmonids by northern squawfish in Columbia and Snake River reservoirs

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Submarine sedimentary features on a fjord delta front, Queen Inlet, Glacier Bay, Alaska

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Status of the double-crested cormorant on the west coast of North America

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