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Found 1218 dataset(s) matching "field inventory".
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Egg mat retention trials were conducted with walleye (Stizostedion vitreum) and lake whitefish (Coregonus clupeaformis) eggs in an experimental flume tank, seeded directly on egg mats (test...
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Water level, flow velocity, temperature, salinity, and turbidity were measured in a breach constructed in a flood-protection levee surrounding a restored former agricultural area in Port Susan,...
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Daily values of discharge and sediment loads were measured and estimated at U.S. Geological Survey gaging station 12046260, on the Elwha River at the diversion near Port Angeles, Washington. Daily...
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This section of the data release includes core images in the format of photos (JPG) that have been compressed into a zipped file (2018LakePowellCoring_CorePhotos.zip). It is Part 4 (of four) in...
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An intrusion into Kīlauea’s upper East Rift Zone during June 17–19, 2007, during the 1983–2018 Pu‘u‘ō‘ō eruption, led to widespread ground cracking and a small (~1,525 m3) eruption on the...
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These data were acquired from 7 study sites distributed across the range of Gopherus agassizii. Data were collected from 1997 to 2002 as part of three separate studies, although data were not...
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Natural cave passages penetrating a coastal aquifer in the Yucatan Peninsula (Mexico) were accessed to test the hypothesis that chemoclines associated with salinity gradients (haloclines) within...
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Following the 2018 collapses of the caldera floor at the summit of Kilauea Volcano (Anderson and others, 2019; Neal and others, 2019), the enlarged and deepened depression hosted a variety of...
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This dataset includes depth and position measurements to estimate the cross-sectional geometry at sites in small streams throughout the United States.
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Data presented are results of vegetation sampling conducted between August and September 2023 in 24 survey plots to document the status of infestation by shot hole borers (Euwallacea sp.) on the...
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This dataset includes depth and position measurements to estimate the cross-sectional geometry at sites in small streams throughout the United States.
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Data on annual and perennial plants were collected during four survey years (1989, 1993, 1997, and 2012) at a 7.77 sq. km the Desert Tortoise Research Natural Area in the western Mojave Desert as...
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This data package includes seven child items with data from environmental and biological statistics collected in fjords in the coastal areas of the Gulf of Alaska from 2004-2011. Child Item...
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This dataset describes the location and characteristics of stream channel heads of three headwater watersheds in Clarksburg, Montgomery County, Maryland.
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These tabular data were compiled to estimate abundance from paired physical capture and antenna detection data in closed, open, and robust design mark-recapture models. These data represent...
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These are rainfall and stream stage data collected at gaging sites in Maine. Data were collected from March to October from 2008 to 2015 and include stage data at crest stage gages, ratings to...
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These data were compiled to model the area of exposed, bare sand along 168 km of the Colorado River between Glen Canyon Dam and Bright Angel Creek, Arizona. Objective(s) of our study were to...
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This volume's release consists of 143321 media files captured by autonomous wildlife monitoring devices under the project, Massachusetts Wildlife Monitoring Project. The attached files listed...
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The U.S. Geological Survey (USGS) has developed the PRObability of Streamflow PERmanence (PROSPER) model, a GIS raster-based empirical model that provides streamflow permanence probabilities...
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An intrusion into Kīlauea’s upper East Rift Zone during June 17–19, 2007, during the 1983–2018 Pu‘u‘ō‘ō eruption, led to widespread ground cracking and a small (~1,525 m3) eruption on the...
