Search Data.gov
Found 1571 dataset(s) matching "substrates".
-
The Hawaii Division of Aquatic Resources (DAR) established an Herbivore Fisheries Management Area (HFMA) in front of Kahekili Beach Park in West Maui that was effective on July 25th 2009. The...
-
This data release provides census counts of the non-indigenous benthic foraminifera Trochammina hadai Uchio in surface sediment samples obtained in San Francisco Bay, California from 1983-2024.
-
The Benthic Marine Communities Monitoring Protocol is implemented in four parks in the Pacific and addresses two monitoring questions: What are the changes over time in the composition (e.g.,...
-
This data package was created 2024-10-17 09:01:30 by NPSTORET and includes selected project, location, and result data. Data contained in the Niobrara National Scenic River NPSTORET back-end file...
-
This data package was created 2024-03-12 06:32:27 by NPSTORET and includes selected project, location, and result data. Data contained in the Niobrara National Scenic River NPSTORET back-end file...
-
Data from ponds and lakes surveyed during lake monitoring at CRLA, LAVO, and REDW, starting in 2013. See protocol (https://irma.nps.gov/DataStore/Reference/Profile/21820404).
-
Organic carbon groupings representing different labilities were extracted from sediments collected in the Escanaba Trough from May and June 2022. Organic carbon groups included the total lipid...
-
Sediment grain size was determined on one to five cm subsamples of push cores collected from the Escanaba Trough during May to June 2022.
-
Nutrients were measured from porewaters of sediment within the Escanaba Trough, a hydrothermal spreading center. Location information (latitude, longitude, and depth) is also reported.
-
Stable carbon isotope ratios (d13C), stable nitrogen isotope ratios (d15N), and molar percentage data of amino acids were determined on one to five cm subsamples of sediment push cores collected...
-
Lipid biomarkers, including n-alkanes, polycyclic aromatic hydrocarbons (PAHs), and sterols, were measured on sediments from the Escanaba Trough, a hydrothermal spreading center off the coast of...
-
Bulk organic geochemistry data were determined on one to five cm subsamples of sediment push cores collected from the Escanaba Trough during May to June 2022. These data include percent total...
-
This portion of the data release presents sediment grain-size data from samples collected on the Elwha River delta, Washington, in August 2019 (USGS Field Activity 2019-633-FA). Surface sediment...
-
Multichannel seismic reflection data were collected by the U.S. Geological Survey in May of 2015 outside of Palma Bay, Alaska. Seismic data were acquired coincidentally with high resolution...
-
Here November 2021 2-m resolution acoustic-backscatter data of Lake Sammamish, Washington are provided for the entire lake. Data were collected and processed by the U.S. Geological Survey (USGS),...
-
This dataset includes photographs of sediment cores collected offshore central California in the vicinity of Morro Bay. These data were collected aboard the M/V Bold Horizon in October 2019 for...
-
Carbonate lipid biomarkers (n-alkanes, fatty acids, and fatty alcohols/sterols) were determined in carbonate rocks collected on the FK190612 research expedition in the north Pacific Ocean along...
-
This completed dataset, from samples collected in 2001 and 2020, contains soil particle size analysis (PSA) and sand fractionation data from soil cores collected at 117 quadrat locations that are...
