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These unprojected (geographic coordinates) 3-Zone Average Annual Salinity Digital Geographies are based on analysis of long-term salinity data for 147 estuaries of the contiguous United States....
Search relevance: 1.00 | Views last month: 42 | Catalog Last Checked: November 03, 2026 at 04:22 PM -
A vessel track shows the location and characteristics of commercial and recreational boats as a sequence of positions transmitted by an Automatic Identification System (AIS). AIS signals are...
Search relevance: 1.00 | Views last month: 28 | Catalog Last Checked: August 02, 2026 at 11:51 PM -
Automatic Identification Systems (AIS) are a navigation safety device that transmits and monitors the location and characteristics of many vessels in U.S. and international waters in real-time. In...
Search relevance: 1.00 | Views last month: 25 | Catalog Last Checked: September 22, 2026 at 10:44 PM -
A vessel track shows the location and characteristics of commercial and recreational boats as a sequence of positions transmitted by an Automatic Identification System (AIS). AIS signals are...
Search relevance: 1.00 | Views last month: 21 | Catalog Last Checked: August 02, 2026 at 11:49 PM -
This data set contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative. The source imagery was acquired on 20170304 with an...
Search relevance: 1.00 | Views last month: 19 | Catalog Last Checked: August 02, 2026 at 03:43 PM -
Wetland restoration efforts conducted by the Coastal Wetlands Planning, Protection and Restoration Act (CWPPRA) in Louisiana rely on monitoring to determine the efficacy of these projects. The...
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This data set contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative. The source imagery was acquired from 20120402 -...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: August 02, 2026 at 03:46 PM -
This data set, acquired by Quantum Spatial, Inc., contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative. The source...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: August 02, 2026 at 04:54 PM -
The Coral Reef Temperature Anomaly Database (CoRTAD) is a collection of sea surface temperature (SST) and related thermal stress metrics, developed specifically for coral reef ecosystem...
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Shorelines were derived from the U.S. Geological Survey Earth Resources Observation and Science (EROS) Center high-resolution orthorectified images collected on October 01, 2008. This dataset...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: September 10, 2026 at 08:48 PM -
This data set contains ortho-rectified mosaic tiles, created as a product from the NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative. The source imagery was acquired on 20160506 with an...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 02, 2026 at 03:43 PM -
Wetland restoration efforts conducted by the Coastal Wetlands Planning, Protection and Restoration Act (CWPPRA) in Louisiana rely on monitoring to determine the efficacy of these projects. The...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: September 10, 2026 at 08:51 PM -
This data set contains ortho-rectified mosaic tiles at 0.35m GSD created for NOAA Integrated Ocean and Coastal Mapping (IOCM) initiative in Hurricane Sandy coastal impacted areas. The source...
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A survey of the marine communities of Midway Atoll harbor and surrounding lagoon was conducted at 12 sites from September 5 to 9, 1998. The primary focus of these surveys was the invertebrates of...
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1985 Gulf of Mexico Atlas abstract American oyster Crassostrea virginica Ostión americano Description Range: The American oyster, a bivalve mollusc of the family Ostreidae, is found in the western...
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Automatic Identification Systems (AIS) are a navigation safety device that transmits and monitors the location and characteristics of many vessels in U.S. and international waters in real-time. In...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 02, 2026 at 11:49 PM -
This dataset consists of a snapshot in time of the discrete water quality data collected in the coastal lagoons of northwestern Alaska. This data release consists of one file, 2025-04-15 ARCN...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 07:18 PM -
This data release consists of one file, ARCN Lagoons 2016 Continuous Water Quality Data (Ver. 2025-04-11).csv, containing continuous water quality data 2016 for the coastal lagoons of Alaska. Data...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 07:20 PM -
Hydrographic sheets (H-sheets) and nautical charts produced by the National Ocean Service (NOS) during the 1800s provide historic sounding (water depth) measurements of coastal areas. The data can...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 09:14 PM -
This dataset summarizes annual vessel transit counts. Transit counts show how many times vessels pass through a specific 100-meter by 100-meter geographic area. The automatic identification...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 02, 2026 at 11:51 PM
