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Explore Search: biological characteristics

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Husbandry and care of quail

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Methods for sampling fish communities as part of the National Water-Quality Assessment Program

Photography
Three people wearing safety gear standing on a ship deck hold a metal frame strapped to rigging.

Camera sled deployment off research vessel
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Dietary response of sympatric deer to fire using stable isotope analysis of liver tissue

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Comparison of wetlands in different hydrogeological settings under conditions of extreme climate variability

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Estimation of temporal variability of survival in animal populations

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Geology and biology of the sea floor as deduced from simulaneous photographs and samples

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Long-term annual aeolian dust deposition data from seven locations in southeastern Utah

publication
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Instream sand and gravel mining: Environmental issues and regulatory process in the United States

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Full-time equivalency tracking system

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Molecular and morphological data reveal non-monophyly and speciation in imperiled freshwater mussels (Anodontoides and Strophitus)

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Grand Portage Reservation Environmental Monitoring Program

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Influences of environmental settings on aquatic ecosystems in the Apalachicola-Chattahoochee-Flint River basin

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Postembryonic growth and development of Hyalella azteca in laboratory cultures and contaminated sediments

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Water resources data for California, water year 1975; Volume 4: Northern Central Valley basins and the Great Basin from Honey Lake basin to Oregon state line

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Water resources data for California, water year 1975; Volume 3: Southern Central Valley Basins and The Great Basin from Walker River to Truckee River

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Movement and longevity of imperiled Okaloosa Darters (Etheostoma okaloosae)

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Use of mesocosm data to predict effects in aquatic ecosystems: Limits to interpretation: Chapter 16

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Water resources data for California, water year 1975; Volume 1: Colorado River basin, southern Great Basin from Mexican border to Mono Lake basin, and Pacific Slope basins from Tijuana River to Santa Maria River

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Water resources data for California; water year 1975; Volume 2: Pacific Slope basins from Arroyo Grande to Oregon State line except Central Valley

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Growth rates for immature Kemp’s ridley sea turtles from a foraging area in the northern Gulf of Mexico

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Water resources data - Wisconsin, water year 2005

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Water Resources Data - Wisconsin, Water Year 2002

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Applying indicators of hydrologic alteration to Texas streams: overview of methods with examples from the Trinity River basin

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Water quality of the Charlotte Harbor estuarine system, Florida, November 1982 through October 1984

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Eelgrass habitat near Liberty Bay: Chapter 5

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Bile salts as semiochemicals in fish

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Ecological contingency in the effects of climatic warming on forest herb communities

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Effects of urbanization on stream ecosystems in the Willamette River basin and surrounding area, Oregon and Washington

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Use of chemical analysis and assays of semipermeable membrane devices extracts to assess the response of bioavailable organic pollutants in streams to urbanization in six metropolitan areas of the United States

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