Jack Casey was approached by New Jersey fishermen to "do something on sharks." What he did changed shark science forever.

Dold, a male great white shark, was tagged by OCEARCH 45 miles off Florida/Georgia coast Feb. 28, 2025. The 11-foot, 2-inch ...

Capt. Taylor Bankston said the shark, estimated at 14 feet long and weighing more than 1,000 pound, circled his 26-foot boat about 20 minutes.

A ping means the Smart Position and Temperature Transmitting Tag (SPOT) attached to the shark’s dorsal fin moved above the water's surface and sent location information to the OCEARCH shark tracker.

A massive, 13-foot, 1,400-pound great white shark, known for making a great white shark 'drawing,' pinged off Florida's East ...

OCEARCH scientists are tracking Dold with a satellite tracking tag they affixed to the shark's dorsal fin off the Florida/Georgia border in February 2025. A ping with location information is sent ...

Great white sharks are migrating north along the Atlantic Coast from their wintering grounds. Researcher Jack Casey's work in the 1960s revealed large shark populations off the Jersey Shore ...