A 66-year-old man has died after going missing during a shore dive off Manasota Key Beach on Florida’s Gulf Coast, while searching for fossilised shark teeth. The Sarasota County Sheriff’s Office ...

Marine habitats are shaped by light, depth and currents — see how much you know about the reefs and coastal ecosystems that support ocean wildlife.

The body of a French scientific diver who went missing beneath Antarctic sea ice earlier this month has been recovered, according to the Institut polaire français Paul-Émile Victor (IPEV). The diver, ...

Enter your best pictures utilising light and shadow in their composition for the chance to win an Aggressor Adventures liveaboard trip to Belize For the next iteration of our Big Shot underwater ...

Former investment banker turned award-winning photographer Nur Tucker has traded London’s trading floors for the tranquillity of the ocean. Her underwater photography fuses fine-art vision with ...

Challenge yourself on the surprising hierarchies and hidden behaviours of marine predators and their prey.

Oceanic whitetips have seen some of the most catastrophic population declines (Photo: Shawn Heinrichs) Oceanic whitetip sharks have been granted the highest level of protection under CITES after ...

Think you know your corals? From Darwin’s atolls to deep-water reefs, this quiz will separate the reef rookies from the marine masters.

A tourist boat and snorkellers on the Great Barrier Reef (Photo: Shutterstock) Cairns, Queensland-based tour operator Hostel Reef Trips has been fined AU$60,000 (£29,333) for safety failings following ...

Bright, bizarre and occasionally bottom-dwelling, nudibranchs are some of the ocean’s most eye-catching oddballs. But how much do you really know about these flamboyant sea slugs?

One boat has been sunk and a second damaged by a pod of orcas (killer whales) off the coast of Portugal. The sunken vessel, named Oceanview, which belongs to the Nautic Squad, a sailing based in ...

Think you know your dive gear, gas mixes, and buoyancy tricks? Dive into the deep end of scuba knowledge with this True or False challenge – not for the faint-finned!