oceans Archives

Fish create ‘mosquito nets’ to fend off parasites

Tropical parrotfish create mucous cocoons to protect themselves against blood-sucking aquatic parasites.

Blue-green algae is threatening to smother the Western Australian seagrass beds that dugongs feed off.

Barnacles, sea stars and other animals are unlikely adventurers, travelling the high seas on clumps of kelp.

New shark repellents may prevent the animals being caught as bycatch on longlines.

After 128 days at sea, David de Rothschild arrives with an environmental message.

Tim Winton campaigns for turtles, dugongs and whales. He’s now taken on his toughest customer.

The nutrient-rich faeces of sperm whales promotes the absorption of carbon in the Southern Ocean ecosystem.

Salvage crews are offloading coal from a ship that ran aground on the Great Barrier Reef last month.