An autopsy has concluded that Hvaldimir – the beluga whale thought to have been trained as a Russian ‘spy’ – was not killed by gunfire

A new IUCN Red List report published at COP29 in Baku, Azerbaijan, finds 44 per cent of reef-building coral species face extinction.

Photographer Rebecca Douglas talks to Joanne O’Brien about her connection to the sea, and the wild edges of the UK coast

Three ocean currents meet in the waters around Cornwall. Lewis Jeffries explores the vast diversity of marine life that thrives there as a result

The Red Sea Aggressor V will offer two new itineraries to the Deep South of the Egyptian Red Sea from March 2025

Popular liveaboard Blue Voyager suffered a catastrophic fire while moored in port at Hulamalé, in the Maldives.

The scuba diving liveaboard, MV Nouran, has sunk at Egypt’s Daedalus Reef after catching fire during the night of 6 November.

Mark B Hatter jumps on board the Raja Ampat Aggressor for a cruise across Indonesia’s Sulawesi Sea to the beautiful diving of the Derawan Islands

Leading scuba diving operator Emperor Divers has teamed up with Solomon Islands-based Bilikiki Cruises, one of the world’s top liveaboards.

MCS reports that its 2024 Great British Beach Clean turned up some weird – but not particularly wonderful – items on the UKs beaches.

A diver has died exploring the narrow Sorgente del Brenno cave in Ticino, Switzerland. Recovery of the body is expected to take several days

The Shark Trust’s ‘Oceanic 31’ art exhibition is coming to a close and most of the works on display are now up for auction.

England’s largest seagrass restoration project has ended after five years, with eight hectares of seagrass successfully restored.

Strong westerly winds drove Portuguese man o’ war to the UK and Ireland last winter, making it the second-most sighted jellyfish-like species

Ideas to get your creative juices flowing – Jenny Stock reviews the new ’52 Assignments – Underwater Photography’ by Alex Mustard

The Underwater Photographer of the Year (UPY) 2025 contest is open, with entries accepted from 1 November 2024 until 4 January 2025.

The Italian WWII torpedo boat Aldebaran is a popular Aegean tech dive – Kostas Thoctarides provides the history of her sinking

The opening hearing of an inquest into a 72-year-old scuba diver’s death is told he died due to ‘user error’ with his rebreather’s diluent

Eighteen divers have been rescued after spending 8 hours adrift following the sinking of their liveaboard in the southern Egyptian Red Sea

It was given its name for its flashing light display, but Ctenoides ales, the disco clam, is more like a mirrorball than a dancefloor strobe