By Marco Lopez Rosie knows the Lighthouse Reef Atoll like the back of her fin. She calls this atoll home and is a matriarch ...

Overfishing of sharks is linked to coral reef destruction. Without sharks, smaller fish stop eating coral-eating starfish.

Shark sightings by scuba divers reveal the movements of marine predators throughout the year, according to a study published in PLOS One by George Balchin, William Hughes and colleagues at the ...