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The standardized NEFSC Spring Bottom Trawl Survey was initiated in 1968 and covered an area from Cape Hatteras, NC, to Nova Scotia, Canada, at depths >27m. Throughout the years, coverage has...
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: August 03, 2026 at 02:34 AM -
The Old Erie Canal has undergone sedimentation and aquatic growth that have restricted flow and diminished the aesthetic quality of the canal during the nearly 200 years since its construction....
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 03:13 AM -
This data package includes 7 child items with data about the seabird abundance, productivity, predator disturbance, morphology of forage fish, and hydroacoustic characteristics at Lower Cook Inlet...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 03:53 AM -
The Old Erie Canal has undergone sedimentation and aquatic growth that have restricted flow and diminished the aesthetic quality of the canal during the nearly 200 years since its construction....
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 06:12 AM -
The dataset consists of count data derived from a series of sonar images. The data are fish counts per image from 1) a computerized process to extract fish counts, and 2) three manual assessors....
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:15 AM -
The Old Erie Canal has undergone sedimentation and aquatic growth that have restricted flow and diminished the aesthetic quality of the canal during the nearly 200 years since its construction....
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:18 AM -
The Old Erie Canal has undergone sedimentation and aquatic growth that have restricted flow and diminished the aesthetic quality of the canal during the nearly 200 years since its construction....
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 04:50 AM -
The standardized NEFSC Fall Bottom Trawl Survey was initiated in 1963 and covered an area from Hudson Canyon, NY to Nova Scotia, Canada. Throughout the years, coverage has extended as far south as...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 02:34 AM -
Physical measurements of suspended sediment were conducted by USGS field technicians using a D-95 sampler. Processing of the data included sediment concentration and grain size analysis, and was...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:34 AM -
The acoustic trawl database for Lynn Canals echo-trawl survey was conducted from 2001 to 2004 throughout southern Lynn Canal in southeast Alaska. Acoustic surveys were conducted one day per month...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 02, 2026 at 11:57 PM -
This dataset includes exported hydroacoustic data (i.e., coordinates for acoustically detected fish targets, mean target strength of detected fish). The distance (m) from the water guns for each...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:00 AM -
Data represent a comparison of herding techniques commonly used by natural resource agencies and the public to increase removal or harvest of invasive carp (i.e., Silver Carp) from U.S. waterways....
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:41 AM -
One table, providing echointegration data of macrozooplankton from three regions of Prince William Sound, Alaska that typically contain foraging aggregations of humpback whales.
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:17 AM -
Physical measurements of suspended sediment were conducted by USGS field technicians using a D-95 sampler. Processing of the data included sediment concentration and grain size analysis, and was...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:34 AM -
The standardized NEFSC Winter Bottom Trawl Survey was initiated in 1992 and covered offshore areas from the Mid-Atlantic to Georges Bank. Inshore strata were covered from 1992-2007 but were later...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 03, 2026 at 02:34 AM -
HYDRoSWOT – HYDRoacoustic dataset in support of Surface Water Oceanographic Topography – is a data set that aggregates channel and flow data collected from the USGS streamgaging network and...
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This data release includes hydroacoustic data for the 2021 to 2022 water years at four stations. These stations are part of a discrete and continuous monitoring project in embayments on Long...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:01 AM -
Physical measurements of suspended sediment were conducted by USGS field technicians using a D-95 sampler. Processing of the data included sediment concentration and grain size analysis, and was...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:34 AM -
From 2017-2022, USACE, USGS, and Bureau of Reclamation (Reclamation) crews collected hydraulic and sediment data to test the capabilities and limitations of the LISST-ABS sensor, designed for...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:34 AM -
Multiple tables (one for each sample station and frequency) with echointegration data from forage fish survey transects in Prince William Sound, Alaska. Each file contains analysis exports from...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:41 AM
