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Found 357 dataset(s) matching "SIDE-SCAN SONAR".
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Acoustic-backscatter data were collected with a 234 kHz SwathPlus interferometric side-scan sonar during repeat bathymetric surveys of south San Francisco Bay, California between 2023 and 2025....
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As part of the Barrier Island Monitoring Project, scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted nearshore geophysical surveys off...
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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....
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In 2006 and 2007, the U.S. Geological Survey, in partnership with Louisiana Department of Natural Resources and the University of New Orleans, conducted geologic mapping to characterize the sea...
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The side scan sonar survey was done simultaneously with the bathymetry swath survey and used an EdgeTech Model 4125 Towfish bow-mounted from Lookdown at 400 and 900 kHz. The 4125 Towfish utilizes...
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This dataset contains acoustic sonar data completed within and adjacent to the boundaries of Cape Cod National Seashore (CaCo) from Race Point to Long Point in Provincetown, Massachusetts, June 19...
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As part of the Barrier Island Monitoring Project, scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted nearshore geophysical surveys off...
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This dataset presents the raw and processed sidescan mosaic for surveys completed along the 58‐km long Assateague barrier island stretching from the Ocean City inlet in Maryland, down past...
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Raw data files downloaded from from a side-scan sonar unit (Humminbird Helix 15) generated while conducting transects throughout the lower Chena River to create a substrate map in 2021 and 2022....
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As part of the Barrier Island Monitoring Project, scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted nearshore geophysical surveys off...
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This dataset presents the processed sidescan mosaic for Fire Island National Seashore. The acoustic sonar survey was conducted using a EdgeTech 6205, a Multi-Phase Echo sounder system. This...
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In September 2023, the USGS demonstrated the use of side-scan sonar to image large densities of invasive carp in Creve Coeur Lake, Maryland Heights, Missouri, USA. A 400-meter reach was surveyed...
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As part of the Barrier Island Monitoring Project, scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center conducted nearshore geophysical surveys off...
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File geodatabase containing substrate imagery and mosaiced imagery derived from raw side-scan sonar scans conducted throughout the lower Chena River in 2021 and 2022 using a side-scan sonar unit...
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Substrates in the Cuyahoga River, OH were mapped to assess the availability of Lake Sturgeon (Acipenser fulvescens) spawning habitat and age-0 Lake Sturgeon habitat. Mapping was conducted with a...
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In January 2023, the USGS demonstrated the use of side-scan sonar and down-imaging sonar to locate and quantify fish including invasive carp. A dike pool in the study area was surveyed (254-meter...
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File geodatabase containing substrate imagery and mosaiced imagery derived from raw side-scan sonar scans conducted throughout the lower Chena River in 2021 and 2022 using a side-scan sonar unit...
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KML file containing tracks run throughout the lower Chena River while mapping substrate with a side-scan sonar unit (Humminbird Helix 15). Tracks were generated on the side-scan sonar in 2021 and...
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These datasets (e.g., 'Starved Rock fish clearing_multi-beam imaging sonar fish data_Pre-clearing_Sonar-s1.csv') include exported information (e.g., fish detection counts) from processed...
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Tributaries support spawning habitats for three of the four major sub-stocks of Lake Erie walleye (Sander vitreus). Despite a history of anthropogenic degradation and the extirpation of other...
