Found 26 datasets matching filters.
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This is a long term data set collecting visual census transect data on reef fishes at staions located at Rileys Hump, Tortugas South Ecological Reservee.
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-01-27 -
Tabular dataset containing over 6,000 records of sampling data from Bering Cisco relating to life history parameters such as age, length, weight, and sex.
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-01-25 -
Bulk samples of streambed sediment were collected from two reaches of the lower Merced River in California's Central Valley to support research intended to evaluate the extent to which large-scale...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
Field measurements of saturated hydraulic conductivity were used to characterize the streambed permeability for two reaches of the lower Merced River in California's Central Valley to support...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Upriver movements were determined for Chinook salmon Oncorhynchus tshawytscha returning to the Yukon River, a large, relatively pristine river basin. A total of 2,860 fish were radio tagged during...
Search relevance: 1.00 | Views last month: 1 | Published on: 2025-12-19 -
Force gage measurements were used to parameterize a force balance model for the initation of sediment motion and thus characterize bed mobility for two reaches of the lower Merced River in...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Members of the Alaska Fisheries Science Center's (AFSC) Stock Assessment and Multispecies Assessments Program are responsible for determining the condition of fisheries resources in the U.S....
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19 -
The 2010 Deepwater Horizon oil spill injured mesophotic and deep-sea environments over a vast area. In order to restore the mesophotic and deep-sea coral species impacted by the spill, information...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Diploid and triploid Grass Carp (Ctenopharyngodon Idella) tagged with acoustic transmitters were observed in Truman Reservoir, Missouri from January 2017 to October 2019 to determine longitudinal...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Tabular data for the Mount Rainier National Park freshwater stream fish inventory 2001-2003. The glacial system on Mt. Rainier consists of 26 major glaciers covering 35 sq. miles, creating most of...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-04 -
This data release includes images and field measurements used to map salmon spawning locations along the American River near Sacramento, California, via remote sensing; the data were collected...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
An unmanned aerial system (UAS) was used to acquire red/green/blue (RGB) and hyperspectral image data from the American River in California November 5-7, 2018, to support research on remote...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Surveys of channel and floodplain topography were used to characterize the morphology of two reaches of the lower Merced River in California's Central Valley and to parameterize a hydraulic model....
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
Assessment of egg deposition is widely used to provide an index of spawning efforts for lithophilic-spawning fishes. However, little is known about the collection techniques efficacy and bias when...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
These data include a field study of the sediment hardness and fish egg density (walleye [Sander vitreus] and lake whitefish [Coregonus clupeaformis]) after sediment cleaning treatments (propulsion...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
To investigate the contemporary distribution of lake whitefish spawning and over-winter egg survival within western Lake Erie, potential spawning locations were sampled for eggs from 2016 to 2018....
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
The data set captures California Fish & Game Code section 1505 as stream events on CalHydro 100k hydrography, a CalFish developed derivitave of the National Hydrography Medium Resolution Dataset....
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-28 -
Adult salmonid data collected from various areas within the Klamath basin watershed. Various tributaries are monitored using video systems (Bogus Creek, Shasta River, Scott River), other areas are...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-07-29 -
Pebble counts were used to characterize the sediment grain size distribution of the bed surface for two reaches of the lower Merced River in California's Central Valley to support research...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03 -
The objective of this project was to investigate whether cooperative biomass surveys can be an effective way to manage fisheries at the local scales that are important to predators such as Steller...
Search relevance: 1.00 | Views last month: 0 | Published on: 2025-12-19
