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 ...

"A large metallic grey dorsal fin signalled a big shark, a short-fin mako," Constantine wrote in the piece published March 11. "But wait, what was that orange patch on its head? A buoy? An injury?

Researchers use a camera on a pole to document the unique dorsal fin markings of a white shark off the California coast. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of ...

Deputy Christopher Aguanno wrote in an incident report obtained by PEOPLE that Eddy’s wife, Margot Dukes Eddy, saw the shark’s dorsal fin, and then saw the water fill with blood.

The SPOT tag transmits GPS coordinates whenever the dorsal fin breaks the surface of the water, which is expected to happen regularly based on the shark’s behavior so far. These surface readings ...

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.