The “GMAN”, Gerald Swindle, shows how shallow-water anglers can use sonar technology to locate fish and bait around grass and ...

Greg Hackney doesn’t mind adapting. He’s seen it all during his two decades as a professional angler and has found success by fishing in multiple ways. As a young angler in Louisiana, he first learned ...

The nation's need for Navy sailors to practice using sonar to guard against enemy submarines "plainly outweighs" any legal requirement to protect orcas and other marine mammals, the U.S. Supreme Court ...

In a Navy-vs.-whales case watched closely by environmentalists from California to the Puget Sound area, President Bush on Wednesday exempted the Navy from some environmental laws. The fight is over ...

The Navy and environmental groups who challenged the use of active sonar have reached an agreement over use of the technology. It allows the military to start using sonar in large multinational ...

The first images of the Francis Scott Key Bridge’s mangled position at the bottom of the Patapsco River were taken using sonar technology. The underwater images, released Wednesday, came from the Navy ...

The Navy won approval yesterday to deploy two ships that use controversial low-frequency sonar to detect faraway submarines, despite continuing questions about whether the system's loud blasts will ...

A federal judge yesterday severely limited the Navy's ability to use mid-frequency sonar on a training range off the Southern California coast, ruling that the loud sounds would harm whales and other ...

The container ship Dali is seen in the wreckage of Francis Scott Key Bridge on April 1, almost a week after it hit a structural pier causing a subsequent bridge collapse in Baltimore. BALTIMORE — The ...