Marine biology

Whale 'swallowing' sea lion caught on camera

Giant jellyfish spotted by divers. Video, 00:00:33Giant jellyfish spotted by divers

Mussels stressed by underwater noise from ships

The biggest seaweed bloom in the world

The Inquiry. Is the deep ocean the answer to some of our biggest problems? Audio, 23 minutesThe Inquiry

Atlantic Ocean due for a health check. Video, 00:00:55Atlantic Ocean due for a health check

Worm with eyes in head and bottom found

Atlantic Ocean 'running out of breath'

Climate change link to puffin deaths

Is there a problem with salmon farming? Video, 00:02:24Is there a problem with salmon farming?

Damaged reef granted protected status

Hundreds of thousands of viruses in oceans

Shark's-eye view of a great white hunting. Video, 00:00:53Shark's-eye view of a great white hunting

'Incredibly early' basking shark spotted

Damaged reef given permanent protection

Rare fish washes up on California beach

Drone to monitor Skye marine habitat

Dead porpoise washes up on beach

Rare sharks found living off Wales

'Tipping point' risk for Arctic hotspot

Incredible 'sea monster' skull revealed

Why female penguins are washing up dead. Video, 00:01:18Why female penguins are washing up dead

Seal pups 'at risk from toxic chemicals' Video, 00:01:44Seal pups 'at risk from toxic chemicals'