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Preliminary analysis of spectral data collected for the purpose of wetland discrimination

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Canvasback food density in the Mississippi River Delta: Habitat and temporal differences

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Ecology of band-tailed pigeons in Oregon

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Varied records of early Wisconsinan alpine glaciation in the western United States derived from weathering-rind thicknesses

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Evaluation of aerial transects for counting winter mallards

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Hydrological, geomorphological, and chemical effects of Hurricane Andrew on coastal marshes of Louisiana

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Upper-mantle seismic discontinuities and the thermal structure of subduction zones

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Sources of nonresponse to the Federal Waterfowl Hunter Questionnaire Survey

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Evaluating enhancement of striped bass in the context of potential predation on anadromous salmonids in Coos Bay, Oregon

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Partially melted granodiorite and related rocks ejected from Crater Lake caldera, Oregon

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A new subspecies of Chamaea fasciata (Wrentit) from Oregon (Aves: Timaliinae)

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Partially melted granodiorite and related rocks ejected from Crater Lake caldera, Oregon

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Food preferences of spring-migrating blue-winged teal in southwestern Louisiana

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Ground-water pumpage from the Columbia Plateau, Washington and Oregon, 1945 to 1984

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Geohydrologic framework of the Snake River plain regional aquifer system, Idaho and eastern Oregon

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Hydrology and digital simulation of the regional aquifer system, eastern Snake River Plain, Idaho

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Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Malheur National Wildlife Refuge, Harney County, Oregon, 1988-89

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Properties and chemical constituents in ground water from the Mississippi River Valley alluvial aquifer and permeable zone A (Holocene-upper Pleistocene deposits) south-central United States

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Ages of rocks in southwestern Washington and northwestern Oregon as indicated by paleontological and isotopic dates

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Disappearing coastal wetlands

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Water, CO2, Cl, and F in melt inclusions in phenocrysts from three Holocene explosive eruptions, Crater Lake, Oregon

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Collage of USGS Maps.

Map showing bottom topography of the Pacific Continental Margin, Strait of Juan de Fuca to Cape Mendocino

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Water resources data, Oregon, water year 1991

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Streamflow gains and losses in the Snake River and ground-water budgets for the Snake River Plain, Idaho and eastern Oregon

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Barrier island erosion accelerating

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Tectonic framework of the Northern California continental margin

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Cypress-tupelo swamp restoration in southern Louisiana

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Water resources data, Louisiana, water year 1991

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Louisiana hydrologic atlas map no. 5: Quality of freshwater in aquifers of Louisiana, 1988

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Louisiana ground-water map no. 4: Potentiometric surface, 1989, and water-level changes, 1984-89, of the Jasper aquifer system in west-central Louisiana

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