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In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 04:25 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 04:39 AM -
In freshwater bodies of New Hampshire, the most problematic aquatic invasive plant species is Myriophyllum heterophyllum or variable leaf water-milfoil. Once established, variable leaf...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 04:57 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:03 AM -
In 2024, the U.S. Geological Survey (USGS), in collaboration with the Cook County Bureau of Technology (BOT), carried out comprehensive hydrographic and water-quality surveys, and activity and...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:35 AM -
In 2008, the U.S. Geological Survey (USGS), Woods Hole Coastal and Marine Science Center (WHCMSC), in cooperation with the U.S. Army Corps of Engineers conducted a geophysical and sampling survey...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:08 AM -
This portion of the USGS data release presents acoustic-backscatter data collected during surveys performed in Floras Lake, Oregon in June 2018 (USGS Field Activity Number 2018-636-FA). Lake bed...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:30 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:59 AM -
In 2025, the U.S. Geological Survey (USGS), in collaboration with the Cook County Bureau of Technology (BOT), carried out comprehensive hydrographic and water-quality surveys, and activity and...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:02 AM -
Sidescan-sonar Image of the Western Portion of the John Day Reservoir - Washington State Plane South
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...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 03:32 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 06:08 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:57 AM -
Eighteen lakebed areas in northern Lake Michigan known to be used by adult fishes for spawning were surveyed between 2021 and 2023 using a Norbit® iWBMSh multibeam echosounder to support fisheries...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:32 AM -
In February 2016 the U.S. Geological Survey, Pacific Coastal and Marine Science Center in cooperation with North Carolina State University and the National Park Service collected multibeam...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 04:22 AM -
Enhanced TIFF Sidescan-Sonar Mosaic East of Virgin Basin - Lake Mead, Nevada: Geographic Coordinates
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:14 AM -
In 2008, the U.S. Geological Survey (USGS), Woods Hole Coastal and Marine Science Center (WHCMSC), in cooperation with the U.S. Army Corps of Engineers conducted a geophysical and sampling survey...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:30 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:33 AM -
Lake Mohave is one of several multi-purpose reservoirs that have been constructed on the Colorado River. The lake was formed upon completion of the Davis Dam in 1953. No mapping of the floor of...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:11 AM -
Lake Mead is a large interstate reservoir located in the Mojave Desert of southeastern Nevada and northwestern Arizona. It was impounded in 1935 by the construction of Hoover Dam and is one of a...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 03:14 AM -
Bear Lake is a tectonic lake that has existed for at least several hundred thousand years. The lake basin is a relatively simple half graben, a spoon-shaped depression tilted toward the main fault...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:19 AM
