In 1987, an expedition called Operation Deep Scan used a flotilla of 20 sonar-equipped boats to sweep the loch with a curtain of sound; the operation yielded three underwater targets that could ...

In early August, blue crab fans took over Lewes, Delaware, for the Crab Pot Jamboree, where the biggest catch was learning ...

Beavers build the openings to their burrows underwater to prevent predators from entering. A survey vessel with side-scanning sonar devices attached is used to find the beaver entrances.