Found 1581 datasets matching filters.
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The Substance Registry Services (SRS) is the authoritative resource for basic information about substances of interest to the U.S. EPA and its state and tribal partners. Substances, particularly...
Search relevance: 1.00 | Views last month: 19 | Published on: 2025-08-01 -
The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on the extent of lakes that support...
Search relevance: 1.00 | Views last month: 12 | Published on: 2025-08-02 -
The National Wetland Condition Assessment (NWCA) is a statistical survey of the condition of wetlands in the conterminous United States. It is designed to provide information on the extent of...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-08-02 -
To examine variation in diet and daily ration of the bonnethead, Sphyrna tiburo (Linnaeus, 1758), sharks were collected from three areas in the eastern Gulf of Mexico: northwest Florida (29o40N,...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-01-27 -
As a component of a three year cooperative effort of the Washington State Department of Ecology and the National Oceanic and Atmospheric Administration, sediments from 100 locations in northern...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-02-28 -
This study involves analysis of skeletal growth marks in humerus bones of loggerhead sea turtles (Caretta caretta) ranging from hatchling to adult stranded dead along either the US Atlantic coast...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-01-27 -
The Iowa Lakes Information System provides the Iowa Department of Natural Resources with lake monitoring data, including biological, chemical, and limnological analyses on Iowa’s most important...
Search relevance: 1.00 | Views last month: 3 | Published on: 2025-08-06 -
The Fish Pathology (F013) data set contains data from examinations of diseased fishes. Although these data may be from field observations, they derive primarily from laboratory analyses. Data...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-28 -
The overall objectives of this project are to document the dynamics of the remaining elkhorn populations in the upper Florida Keys and to compare its performance to other Caribbean locations. This...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-28 -
This dataset contains data from measurements of photosynthetic capacity and phytoplankton productivity. In addition to cruise information, position, date, time, sampling depths, bottom depth, and...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-28 -
As part of the AMAPPS program, the Southeast Fisheries Science Center and the Northeast Fisheries Center conducted aerial surveys of continental shelf waters along the US east coast from New...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-01-27 -
In response to declines in reef fishes, the Hawaii state legislature created the West Hawaii Regional Fishery Management Area in 1998 to improve fishery resources (Act 306). The West Hawaii...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-28 -
National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A Collaborative Survey of lakes in the United States”: The National Lakes Assessment (NLA) is a statistical...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-08-02 -
NOAA CoastWatch produces near real-time ocean color products, e.g., chlorophyll-a concentration and turbidity (reflectance), with data from NASA's GeoEye's Orbview-2 satellite (via contractual...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-28 -
The goal of this U.S. Army Corps of Engineers (USACE) - funded study that began in 2004 is to determine if the smolt-to-adult return rates (SARs), transport/in-river ratio, and differential...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-12-20 -
This station is located in the Upper Bay of Narragansett Bay. Owned by RIDEM-OWR and operated by URI/GSO MERL. Surface Sonde. YSI sonde deployed is in a tube attached to buoy and depth mounting...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-26 -
This collection includes surface primary production (carbon fixation rates by photosynthesis of planktonic algae), regional hydrography, physical forcing variables (such as the wind), and the...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-02-28 -
This project examines the factors influencing fish populations including habitat, harvest, hatcheries, hydropower system operations, and climate change. It seeks to estimate impacts of these...
Search relevance: 1.00 | Views last month: 2 | Published on: 2025-12-20 -
GIS Grid Files For The Sampling (NCEI Accession 0169400 and NCEI Accession 0169401) - DRTO_Grid.dbf 2017-05-12 10:32 2.2M DRTO_Grid.prj 2017-05-12 10:29 424 DRTO_Grid.sbn 2017-05-12...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-01-27
