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In May 2023, the U.S. Geological Survey provided training for bathymetric data acquisition and processing for the Iraq Ministry of Water Resources. The training included multibeam sonar theory,...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: September 10, 2026 at 09:36 PM -
A two-week field operation was conducted in the John Day Reservoir on the Columbia River to image the floor of the pool, to measure the distribution and thickness of post-impoundment sediment, and...
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Aquatic invasive species are often transported between water bodies on boats or boat trailers. Thus, contaminated boats and boat trailers are considered one of the primary vectors for introduction...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 09:47 PM -
This dataset contains concentrations of 25 organochlorine pesticides, 6 industrial or personal care products, 6 polybrominated diphenyl ether (PBDE) flame retardant congeners, and 15...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 08:37 PM -
The goal of the tidal-fluvial estuary study is to determine the estuary's contribution to the spatial structure and life history diversity of Columbia River salmon stocks and the implications for...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 04:05 AM -
This dataset represents the water trails along the Lewis and Clark National Historic Trail. Lewis and Clark’s legendary expedition would not have been possible had they not been able to navigate...
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The goal of the tidal-fluvial estuary study is to determine the estuary's contribution to the spatial structure and life history diversity of Columbia River salmon stocks and the implications for...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 04:02 AM -
The goal of the tidal-fluvial estuary study is to determine the estuary's contribution to the spatial structure and life history diversity of Columbia River salmon stocks and the implications for...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 04:02 AM -
This portion of the data release presents digital surface models (DSM) of the ocean beach at Fort Stevens State Park, OR, and Benson Beach at Cape Disappointment State Park, WA. The DSMs have...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 08:19 PM -
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast. These cruises aboard the R/V...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 10:05 PM -
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast. These cruises aboard the R/V...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 07:49 PM -
This data set contains sensitive biological resource data for Steller sea lions, harbor seals, and California sea lions in Columbia River. Vector polygons in this data set represent locations of...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 02, 2026 at 05:01 PM -
Aquatic invasive species are often transported between water bodies on boats or boat trailers. Thus, contaminated boats and boat trailers are considered one of the primary vectors for introduction...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 10:21 PM -
Critical habitat includes the water, waterway bottom, and adjacent riparian zone of specified lakes and river reaches. Adjacent riparian zones are defined as those areas within a horizontal...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 12:34 AM -
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast. These cruises aboard the R/V...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 09:03 PM -
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: 4 | Catalog Last Checked: October 26, 2026 at 08:33 PM -
This portion of the data release presents topographic point clouds of the ocean beach at Fort Stevens State Park, OR, and Benson Beach at Cape Disappointment State Park, WA. The point clouds were...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:25 PM -
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast. These cruises aboard the R/V...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 09:20 PM -
NOAA National Centers for Environmental Information have more than 3,000 tsunami marigram (tide gauge) records in both image and paper format. The majority of these tsunami marigram records were...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 02, 2026 at 04:32 PM -
Two 21-day field operations were conducted in 1997 and 1998 in the estuaries and on the inner continental shelf off the northern Oregon and southern Washington coast. These cruises aboard the R/V...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:25 PM
