Scuba divers enjoy the biodiversity of seagrass locations, which can provide food, shelter and breeding habitats for turtles, dugongs, seahorses and countless other creatures. Seagrass also exchanges vast quantities of carbon dioxide for oxygen, improves water quality and protects coasts from erosion. Read more...

The wreck of an 18th-century British warship off the Netherlands' North Sea coast has revealed a number of well-preserved artefacts, including cannon, leather cartridge pouches and bayonet sheaths. Read more...

The shot chosen as “Best of Show” in the ninth Ocean Art underwater photography competition comes from Australia, and is described as “a once-in-a-lifetime moment of an octopus taking a selfie with the help of the photographer and his curious family in the background”.  Read more...

A nurse on her first night dive spent three hours lost at sea off the South Australian coast – and says it was her dive-light that saved her life. Read more...

An investigation is under way after a manatee was videoed in Florida’s Homosassa River with the word ‘TRUMP’ etched into the algae covering its side. Read more...

An unusual diving death has occurred in Canada, after a man became separated from his buddy and was trapped beneath ice in an inland waterway. Read more...

Up to 80 requiem sharks gather each winter in the warm Mediterranean waters off Israel’s Hadera power station - but now some scuba divers have been accused of trying to “ride” the vulnerable sharks. Read more...

“Sweeping protections” for threatened whale sharks, manta rays and all mobula species is how Mozambique-based campaigning body the Marine Megafauna Foundation (MMF) has described new commercial-fishing laws that came into effect in the Indian Ocean nation yesterday (8 January).  Read more...

Frank Allen, who was instrumental in the development of scuba-diving as an adventurous training (AT) activity for members of Britain’s armed forces, died on 30 December.  Read more...