sonar

Research ships map the ocean floor and measure water currents using sonar equipment, including systems that can image the sub-seafloor landscape.

From The Wall Street Journal ● Oct. 30, 2026

Using sonar surveys, historical satellite imagery and five years of monitoring data, the study tracked recovery across 39 damaged areas of seabed.

From BBC ● Sep. 26, 2026

Guided by the decades-old survey records, the researchers scanned 11.5 kilometers of seafloor using sonar.

From Science Daily ● Sep. 15, 2026

The Carbondale, Ill., wonder, who grew up fishing a pond in his backyard, rocketed up the sport with his wizardry for forward-facing sonar.

From The Wall Street Journal ● Aug. 29, 2026

The steady ping of the enemy’s sonar waves bouncing off the boat’s metal hull made it all too obvious.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin

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

Because of their sonar-blinding systems, Tom realized there was a chance of the ships losing contact with one another—especially if their analyzer sonars developed trouble.

From Tom Swift and the Electronic Hydrolung by Charles Brey