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Found 613 dataset(s) matching "Freshwater ecosystems".
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Karst hydrologic systems are important resources in the state of Tennessee both as drinking water resources and as centers for possible biological diversity. These systems are susceptible to...
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The dataset is composed of three data tables containing information from electrofishing and pebble count surveys conducted in tributaries to the Mohawk River in central and eastern New York during...
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Assessing the distribution and abundance of both predator and prey (forage) fish species is a cornerstone of ecosystem-based fishery management and supports decision making that considers food-web...
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This dataset contains the results from 80 visual encounter surveys at two wetlands in Palmetto Island State Park, Vermillion Parish, Louisiana from August 2015 to April 2019. These surveys mainly...
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This dataset contains macroinvertebrate sampling data for the wetlands in the Cottonwood Lake Study Area, Stutsman County, North Dakota.
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This dataset contains macroinvertebrate sampling data (weights) for wetlands in the Cottonwood Lake Study Area, Stutsman County, North Dakota.
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Field data for vertical profiles of light and water quality parameters were collected biweekly between May and November in 2019 and June and October in 2020 in association with continuous...
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Acoustic telemetry is an effective tool for the study of fish survivorship and habitat use. Fish are tagged with acoustic tags and presence data is collected with stationary receivers. This data...
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This dataset contains morphological information for Ciscoes (Coregonus, subgenus Leucichthys) collected from the Great Lakes as part of the "Great Lakes Cisco Project". The project was initiated...
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The dataset is composed of four tables containing data collected during screening surveys for invasive Round Goby (Neogobius melanostomus) at 12 sites on the Eastern Erie Canal in New York between...
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Assessing the distribution and abundance of both predator and prey (forage) fish species is a cornerstone of ecosystem-based fishery management, and supports decision making that considers...
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This dataset records Cladophora and associated benthic algae, collectively Cladophora community or submerged aquatic vegetation (SAV), biomass collected during the growing season of 2020 at...
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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...
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This data release pertains to a seepage investigation and dye tracing study conducted in the Big Creek watershed of Newton County, Arkansas. The seepage dataset includes geospatial files of...
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The data being released were part of a project funded by the Great Lakes Restoration Initiative (GLRI). This study sought to examine the influence of filter pore size (5.0 µm pre and 0.22 µm final...
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This data release pertains to a seepage investigation and dye tracing study conducted in the Big Creek watershed of Newton County, Arkansas. The dye tracing dataset consists of geospatial files of...
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The dataset is composed of two data tables containing information from electrofishing surveys conducted in streams of the Adirondack region. The first data table contains information on the...
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This data release links fish survey data from a suite of programs in the Chesapeake Bay watershed as well the benthic macroinvertebrate sites included in the Chesapeake Bay Basin-wide Index of...
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This data release contains calculated metrics which summarize various biodiversity and functional/life history trait information about fish communities sampled across the Chesapeake Bay Watershed...
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The USGS developed the second in a series of informative spatial distribution datasets of submersed aquatic vegetation (SAV) in the western basin of Lake Erie. The second dataset was developed by...
