The health of this coral reef in the Bahamas might depend on tiger sharks in ways not yet understood. Scientists in Australia found the predators kept grazers from degrading sea grass ecosystems.

Read about different predator-prey relationships on the reef. Like lions on the prowl ... Lurking around the edges of reefs during the day, tiger sharks (Galeocerdo cuvier) have evolved as ...

In a remote corner of the South Pacific a fearless free diver becomes one with tiger sharks. These are Tahiti's chummiest shark encounters. Four thousand miles west of Los Angeles and 200 miles ...

(ANSA) - ROME, DEC 30 - A tiger shark killed a 48-year-old Roman ... They were scuba diving to enjoy the coral reef there and celebrate Di Gioia's birthday on December 21, his family said.

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

Researchers looked at decades of coral reef studies and found a previously unsuspected link between fishing of sharks, the behaviors of smaller fish and outbreaks of crown-of-thorns starfish.

Having tiger sharks nearby protects wide swaths of seagrass ... where and how sharks might be important for coral reef health. As sharks consume prey in one place and excrete waste elsewhere ...

tiger sharks and bull sharks, between 2013 and 2019 in the Protea Banks reef of South Africa. The data revealed that all six species came and went with the seasons, though they followed their own ...

The Caribbean reef shark is the most fished shark species in Belize. Globally, it’s classified as endangered due largely to overfishing and the degradation of coral reefs throughout its range.