Marine life

Norway approves controversial deep-sea mining

Aquarium creatures counted in annual clean

Marine wildlife spotting 'best on Scilly crossing'

Shipwrecks 'sanctuary' for fish escaping trawlers

Warning after seal pup's balloon string death

Watch: Whales 'kelping' off the US east coast. Video, 00:00:22Watch: Whales 'kelping' off the US east coast

Drifting crustaceans could slow climate change

Dolphin calf tangled in fishing net saved

Thousands of oysters released on North Sea reef. Video, 00:00:59Thousands of oysters released on North Sea reef

Marine park plans 'to better protect local waters'

Lost sea forest is on the road to recovery. Video, 00:01:32Lost sea forest is on the road to recovery

Marine charity urges against helium balloon use

Popeye the seal dies 27 years after beach rescue

Dolphin spotters shaken by porpoise killing

Airport shark mosaic 'celebrates Manx marine life'

People urged to take care around dolphins

Hundreds of baby seahorses released in Sydney Harbour. Video, 00:00:34Hundreds of baby seahorses released in Sydney Harbour

Video shows sea lion leap into fisherman's kayak. Video, 00:00:20Video shows sea lion leap into fisherman's kayak

Pod of dolphins spotted off Welsh coast

The Witness Is a Whale. Video, 52 minutesThe Witness Is a Whale

Rare rainbow sea slug found in rock pool

Sunrise dolphins delight coastal walkers. Video, 00:00:15Sunrise dolphins delight coastal walkers