68 datasets found
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Federal
Great Lakes Research Vessel Operations 1958-2018: Mensuration. (ver. 3.0, April 2019)
Department of the Interior —
All mensuration data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes... -
Federal
Great Lakes Research Vessel Operations 1958-2018: Reference. (ver. 3.0, April 2019)
Department of the Interior —
The RVCAT database contains data that have been collected on various vessel operations on the Great Lakes and select connecting waterways. This section of Reference... -
Federal
Carbon Isotope Concentrations in Stream Food Webs of the Arctic Network National Parks, Alaska, 2014-2016
Department of the Interior —
This dataset is one table with information on the carbon isotopes in samples collected from organic and mineral soils, streams, algae, invertebrates, and fish in the... -
Federal
Great Lakes Research Vessel Operations 1958-2018: Gillnet. (ver. 3.0, April 2019)
Department of the Interior —
All gillnet data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes... -
Federal
Model archive for two-dimensional hydraulic model simulations before and after restoration work, Kootenai River, Idaho, 2011-2022
Department of the Interior —
The two-dimensional (2D) hydraulic flow model International River Interface Cooperative with the Flow and Sediment Transport with Morphological Evolution of Channels... -
Federal
Synthetic Organic Compounds in Biota in Lake Mead National Recreation Area near Las Vegas, Nevada
Department of the Interior —
This dataset presents the results of analysis of aquatic biota tissue samples, collected at 2 sites (Las Vegas Bay and Overton Arm) in 2013 and 2 sites (Las Vegas... -
Federal
Data describing a predatory fish invasion on a riverine food web.
Department of the Interior —
Catfishes are opportunistic feeders that are among the world's worst invasive species. Flathead catfish Pylodictus olivaris -- a large predatory catfish --... -
Federal
Food Web Data, Colorado River Corridor, Grand Canyon, Arizona, 2006
Department of the Interior —
These data were compiled for a manuscript that examines the riverine food-web structure of the Colorado River below Glen Canyon dam to its confluence with Lake Mead.... -
Federal
Data for Analysis of Endocrine Disrupting Compounds in Lake Mead National Recreation Area near Las Vegas, Nevada
Department of the Interior —
This data release presents the results of analyses of biota and water samples collected on multiple dates from 2007 to 2014 at 3 locations in Lake Mead National... -
Federal
Carbon and nitrogen isotopic values from three omnivorous turtles, vegetation, and potential prey resources in the Santa Fe River, Florida sampled 2019-2020
Department of the Interior —
All samples were collected within a 9km stretch of the Santa Fe River in northern Florida, USA. In 2019 and 2020 we sampled claw tissue from Macrochelys suwanniensis,... -
Federal
Assessment of mercury sources in Alaskan lake food webs (ver 1.1, September 2023)
Department of the Interior —
This data release includes results of raw water, soil, seston, and fish tissue samples collected from 14 lakes within Lake Clark National Park and Katmai National... -
Federal
Mercury Stable Isotope Assessment of Global Food Webs
Department of the Interior —
This dataset describes mercury (Hg) stable isotope values in fish dorsal muscle from different freshwater environments across the globe. Fish were collected at... -
Federal
Lake Huron Angler-Caught Predator Diets, 2017-2018
Department of the Interior —
This tabular data set contains information about the diets of angler-caught Lake Trout (Salvelinus namaycush), Walleye (Sander vitreus), Chinook Salmon (Oncorhynchus... -
Federal
Anticoagulant rodenticide concentrations in blood and tissue of California condors and turkey vultures (ver. 2.0, May 2023)
Department of the Interior —
The dataset includes specifics on liver tissue and blood plasma anticoagulant rodenticide concentrations measured using high-performance liquid chromatography-tandem... -
Federal
Great Lakes Research Vessel Operations 1958-2018: Benthos Ponar. (ver. 3.0, April 2019)
Department of the Interior —
All benthos data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes... -
Federal
Great Lakes Research Vessel Operations 1958-2018: Mysis. (ver. 3.0, April 2019)
Department of the Interior —
All mysis data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science... -
Federal
Great Lakes Research Vessel Operations 1958-2018: OP. (ver. 3.0, April 2019)
Department of the Interior —
These data have been collected on various vessel operations on the Great Lakes and select connecting waterways. This vessel operations data set is part of and... -
Federal
Stable Isotopes in Biota in Lake Mead National Recreation Area near Las Vegas, Nevada
Department of the Interior —
This dataset presents the results of analysis of aquatic biota tissue samples, collected over multiple sampling events from in from 2007 to 2014 at three sites (Las... -
Federal
Great Lakes Research Vessel Operations 1958-2018: Trawl. (ver. 3.0, April 2019)
Department of the Interior —
All trawl data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science... -
Federal
Total mercury, methylmercury, and isotopic composition in various life stages of boreal chorus frogs (Pseudacris maculata) at two subalpine ponds in the Rocky Mountains, CO, USA, 2015
Department of the Interior —
Mercury is an atmospherically transported contaminant found even in relatively pristine habitats. Once accumulated at the base of the food web, mercury can move...
68 datasets found