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Found 1196 dataset(s) matching "VISUAL OBSERVATIONS".
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A laboratory study of the influence of complex terrain on the interface between a well-mixed boundary layer and an elevated stratified layer was conducted in the towing-tank facility of the U.S....
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This arc and point data set contains streamflow-measurement sites and reaches indicating streamflow gain or loss under base-flow conditions along Republican River tributaries in Nebraska during...
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This arc and point data set contains streamflow-measurement sites and reaches indicating streamflow gain or loss under base-flow conditions along Republican River tributaries in Dundy and Chase...
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During 2013 and 2014 aquatic invertebrates were collected and vegetation was inventoried from sample locations distributed throughout Pool 10 and West Pool of Big Stone National Wildlife Refuge....
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These data are in one table with age and sex composition counts of groups of walruses on ice floes in the northern Bering and Chukchi Seas. Counts were collected by visual observations from boats.
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<div style='text-align:Left;'><div><div><p><span>Metro Station Entrances (regional). This dataset contains points representing Metro facilities, created as part of the DC Geographic Information...
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These data present outcomes for monitoring of 18 mares at Sulphur herd management area, Utah. Data include Henneke body condition scores (BCS) and foaling success, measured by visual observations...
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This arc and point data set contains streamflow-measurement sites and reaches indicating streamflow gain or loss under base-flow conditions along Republican River tributaries in Dundy and Chase...
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This study presents the first large-scale assessment of cyanobacterial frequency and abundance at surface drinking water intakes across the United States. Public water systems serve drinking water...
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<div style='text-align:Left;'><div><div><p><span>Metro Station Entrances -for DC only. This dataset contains points representing Metro facilities, created as part of the DC Geographic Information...
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The yǻyaguak (Mariana swiftlet; Aerodramus bartschi) is an endangered cave-nesting species historically found on Guam and the southern Mariana Islands, Micronesia. The population on Guam has been...
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This arc and point data set contains streamflow-measurement sites and reaches indicating streamflow gain or loss under base-flow conditions along Republican River tributaries in Dundy and Chase...
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<p><strong>Introduction</strong> Preservation and management of semi-arid ecosystems requires understanding of the processes involved in soil erosion and their interaction with plant community....
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This dataset accompanies manuscripts "Effects of sagebrush treatments on multi-scale resource selection by pygmy rabbits" (https://doi.org/10.1002/jwmg.51) and "Spatial ecology of refuge selection...
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The oceanographic data included in this dataset were collected by the NOAA Pacific Islands Fisheries Science Center (PIFSC), Ecosystem Sciences Division (ESD; formerly the Coral Reef Ecosystem...
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This arc and point data set contains streamflow-measurement sites and reaches indicating streamflow gain or loss under base-flow conditions along the Republican River and tributaries in Nebraska...
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This tabular dataset contains information pertaining to the presence or absence of Elodea at randomly selected sites within the littoral zone of prioritized lakes within the Anchorage, Alaska...
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Islands in the Stream is a three-month scientific expedition to marine protected areas and other habitats being considered for protection from offshore of Belize in Central America to North...
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This data contains visual observations as well as Predatory snail removal and analysis on several reef plots in the Florida Keys. During the initial removal in June 2011, 639 snails were removed...
