sonar

So the department brought in a search company with the latest sonar technology as well as divers - and they found Schepers and her car at the bottom of the river in March 2025.

From BBC ● Jul. 31, 2026

Last month, explorers discovered the ruins of the Douglas DC-4 aircraft using an autonomous sonar drone that detected the aircraft's fuselage and tail.

From BBC ● Jul. 22, 2026

Coast Guard and other partners, conducted a grid search for the vessel, which is believed to be about 120 feet deep in a rocky seabed, using boat-mounted sonar platforms and other tools.

From Los Angeles Times ● Jul. 17, 2026

The region contains faults, volcanic structures, rifts, scarps, and active subduction and spreading zones, many located at depths that make detailed sonar mapping extremely difficult.

From Science Daily ● Jul. 10, 2026

Side-scan sonar is a type of sonar system that can be towed through the water from a surface vessel or a submarine, or mounted on a ship’s hull.

From "Shipwrecked!" by Martin W. Sandler

Mayer and other scientists argued that emerging technologies, especially multibeam sonars that produce detailed 3D images, offered an unprecedented opportunity to document little known sea floors off the U.S.

From Science Magazine ● Jan. 8, 2024

Using a variety of sonars and two remotely operated vehicles — Deep Discoverer and Serios — researchers aboard the ship are mapping and collecting samples from areas along the Aleutian Trench and Gulf of Alaska.

From Seattle Times ● Aug. 14, 2023

National Marine Fisheries Service that concluded the Navy had "killed at least six whales in an accident involving common ship-based sonars."

From Salon ● Jan. 19, 2023

Could searchers’ sonars have already missed wreckage of Flight 370 in remote Indian Ocean?

From Washington Times ● Jul. 3, 2015

Tom filtered out the difference in the two sounds with the correlation calculator unit of one of his quality analyzer sonars.

From Tom Swift and the Electronic Hydrolung by Charles Brey