170 datasets found
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Federal
Northern Lake Michigan Gillnet Assessment 1998-2023
Department of the Interior —
Annual spring (May) and fall (late October through early November) gillnet assessment surveys were conducted by researchers at the USGS Great Lakes Science Center... -
Federal
Saint Croix National Scenic Riverway Invertebrate Data Package by the Great Lakes Inventory and Monitoring Network
Department of the Interior —
Benthic macroinvertebrates have long been used as an indicator of water quality impairment in streams and rivers. Indices of Biotic Integrity (IBI) calculated from... -
Federal
Larval Fish Abundance, Identification, and Auxiliary Data from the Great Lakes and Their Connecting Channels, 2006-2022
Department of the Interior —
This dataset contains data collected on various vessel operations on the Great Lakes and their connecting channels, primarily the St. Clair River, St. Marys River,... -
Federal
Microsatellite genotypes for Lake Sturgeon (Acipenser fulvescens) Eggs and Larvae from Constructed Reefs in the St. Clair-Detroit River System (2015-2016)
Department of the Interior —
This dataset contains the physical collection information (e.g., sample location, date, gear type) and microsatellite DNA genotype of egg and larval Lake Sturgeon... -
Federal
Chemical characterization of water and suspended sediment of the Snake River and Hells Canyon Complex (Idaho, Oregon)
Department of the Interior —
This dataset includes laboratory analyses of surface water samples and sediment trap material collected from (1) locations upstream, downstream, and within the Hells... -
Federal
NCCN Water Quality Monitoring Data Package, 2011-2021
Department of the Interior —
This data package contains North Coast and Cascades Network (NCCN) Inventory and Monitoring Program discrete water quality monitoring tabular data collected during... -
Federal
Hydrodynamic timeseries data from south San Francisco Bay, California, summer 2020
Department of the Interior —
Hydrodynamic and sediment transport time-series data, including water depth, velocity, turbidity, suspended particle size, conductivity, and temperature, were... -
Federal
Locality based caddisfly (Hydropsyche oslari) sampling data and CO1 sequences from the southwestern United States, 2013–2016
Department of the Interior —
These data were compiled for a mtDNA (CO1 gene) analysis of net-spinning caddisflies (Hydropsyche oslari) in the Colorado River Basin of the western United States.... -
Federal
Using a gradient in food quality to infer drivers of fatty acid content in two filter-feeding aquatic consumers:Data
Department of the Interior —
Inferences about ecological structure and function are often made using elemental or macromolecular tracers of food web structure. For example, inferences about food... -
Federal
(Output files from) RiverMET: Workflow and scripts for river metabolism estimation including Illinois River Basin application, 2005 - 2020
Department of the Interior —
Ecosystem metabolism is a measure of energy flow in terrestrial and aquatic environments that quantifies a balance between the rate of biomass production by... -
Federal
Mercury exposure in piscivorous birds at the Carson River (NV) superfund site, 1997-2006: egg data
Department of the Interior —
The persistence and degree of mercury contamination of the lower Carson River system (LCRS) have led to placement of a portion of the Carson River Basin (including... -
Federal
Hydrological, Chemical, and Biological Characterization of the Snake River and Associated Tributaries and Irrigation Drains from River Mile 448 to 346, 2022
Department of the Interior —
This dataset includes field hydrologic measurements and laboratory analyses of surface and pore waters, sediments, benthic plants/biofilms, and biota along the Middle... -
Federal
Gulf Watch Alaska Nearshore Component: Sea Otter Aerial Survey Data Katmai National Park and Preserve, 2008-2018
Department of the Interior —
These data are part of the Gulf Watch Alaska (GWA) long term monitoring program, nearshore monitoring component. Specifically, these data describe sea otter (Enhydra... -
Federal
Pacific Island Network Anchialine Pool Monitoring Dataset 2019 - 2024
Department of the Interior —
Anchialine pools were surveyed in two Pacific Island Network parks, Kaloko-Honokōhau National Historical Park (KAHO) and Puʻuhonua o Hōnaunau National Historical Park... -
Federal
Walrus Haulout Aerial Survey Data Near Point Lay, Alaska
Department of the Interior —
This dataset consists of the complete set of processed aerial imagery and survey data from walrus haulouts collected by unoccupied aerial system (UAS) surveys near... -
Federal
Harmful Algal Bloom Toxins in Seabirds, Forage Fish, and Marine Invertebrates Across Alaska
Department of the Interior —
These data include results from screening tissues of marine organisms for the presence of harmful algal bloom (HAB) toxins: saxitoxin and its related congeners (STX)... -
Federal
SUPERSEDED: Data Associated With Algal Toxin Testing of Common Murres (Uria aalge) and Forage Fish in Alaska, 2015–2017
Department of the Interior —
This data set is comprised of two tables with results of algal toxin screening for saxitoxin and domoic acid. We used enzyme-linked immunosorbent assay (ELISA) and... -
Federal
Lake Trout Otolith Growth Increment Measurements, Lake Clark National Park and Preserve, Alaska, 1979-2012
Department of the Interior —
This data set documents the width of annual otolith growth increments from Lake Trout collected in lakes within Lake Clark National Park and Preserve, Alaska. The... -
Federal
Bat activity and insect abundance data along the Colorado River in Grand Canyon, AZ
Department of the Interior —
These data were compiled to improve our understanding of bat foraging along the Colorado River in Grand Canyon. Objectives of our study were to determine whether bat... -
Federal
NCCN Fish Assemblages Monitoring Data Package, 1994-2011
Department of the Interior —
This data package contains North Coast and Cascades Network (NCCN) Inventory and Monitoring Program fish assemblages tabular data collected during 1994-2011 in...
170 datasets found