An 11-foot, 2-inch, 761-pound great white shark tagged by OCEARCH Feb. 28 has traveled nearly 1,000 miles to the Gulf coast ...

"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?

One summer day off the northern coast of New Zealand, Rochelle Constantine noticed something strange on the water’s surface. The dorsal fin slicing through the Hauraki Gulf belonged to a shortfin mako ...

A conservation group in Bunbury says dorsal fin injuries that appear to have been caused by metal objects have sharply ...

And that’s when they spotted the pair. “A large metallic grey dorsal fin signaled a big shark, a short-fin mako. But wait, what was that orange patch on its head? A buoy? An injury?

Researchers off the coast of New Zealand caught a rare sight on camera - an octopus hitching a ride on the back of an ...

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.