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Topobathymetric elevation models of the upper Delaware River, USA - Version 1 - 10km tiles Topobathymetric elevation models of the upper Delaware River, USA - Version 1 - 10km tiles
This dataset includes topographic elevations (in meters) surrounding and bathymetric elevations within the upper Delaware River (USA). Bathymetric lidar data was acquired using the Experimental Advanced Airborne Research Lidar, version B. The EAARL-B is a successor instrument to the original EAARL bathymetric LiDAR sensor developed for mapping coral reef environments in clear water, but
Low-Temperature Thermochronometric Data from the Revelation Mountains, Western Alaska Range, 2013-2018 Low-Temperature Thermochronometric Data from the Revelation Mountains, Western Alaska Range, 2013-2018
This dataset provides low-temperature thermochronometric data from 16 rock samples collected from the Revelation Mountains area in western Alaska Range. These data are from three different analyses used to estimate cooling ages: 1) apatite (U-Th)/He, 2) zircon (U-Th)/He, and 3) apatite fission-track.
Data set for an ecological risk assessment of Firpronil compounds in US streams Data set for an ecological risk assessment of Firpronil compounds in US streams
The phenylpyrazole insecticide fipronil and its degradates are a potential surface-water contaminant and toxicant to nontarget species such as aquatic macroinvertebrates. To better understand how fipronil, fipronil sulfide, fipronil sulfone, desulfinyl fipronil, and fipronil amide affect aquatic communities, a 30-day mesocosm experiment was run. Rock trays were colonized with natural...
Short term soil carbon data and accretion rates from four marsh types in Mississippi River Delta collected in 2015 Short term soil carbon data and accretion rates from four marsh types in Mississippi River Delta collected in 2015
Short-term carbon accumulation rates were examined by collecting 10-cm deep soil cores at 24 sites located in marshes spanning the salinity gradient in coastal Louisiana. Percent moisture, bulk density, total carbon content, and the short-term accretion rates obtained with feldspar horizon markers were measured to determine total carbon accumulation and storage rates.
Soil Frost at Sleepers River Research Watershed, Danville, Vermont Soil Frost at Sleepers River Research Watershed, Danville, Vermont
Soil frost measurements have been made at Sleepers River Research Watershed starting in 1983. Measurements were made by U.S. Army Corps of Engineers Cold Regions Research and Engineering Laboratory from 1983 to 1993, followed by the U.S. Geological Survey from 1993 to the present. Measurements started at 5 sites and has increased to 10 sites. Sites range in elevation from 225 to 670...
Fleas collected from black-tailed prairie dog burrows in 2016 and 2017 Fleas collected from black-tailed prairie dog burrows in 2016 and 2017
The data are a list of the number and species of fleas that were collected from black-tailed prairie dog burrows in Montana, North Dakota, South Dakota, Colorado, and New Mexico. Fleas were collected by swabbing ~100 burrows at 3 sites at each of 6 sites. Burrows were sampled twice each summer during 2016 and 2017.