Call for 'citizen scientists' to help protect sea turtles

'Citizen scientists' can help protect endangered green sea turtles by observing and gathering information about them, according to a PhD student from The University of Western Australia's Oceans Institute.

Are great white sharks endangered?

It's a mystery of the sea: How many great white sharks are prowling near California's surf lines? Some scientists say the population is large and healthy. Others say it is alarmingly small. No one has ever known for certain, ...

Floating tsunami trash to be a decades-long headache

The tsunami that ravaged northeast Japan in March 2011 created the biggest single dumping of rubbish, sweeping some five million tonnes of shattered buildings, cars, household goods and other rubble into the sea.

Rare dolphin species threatened by big fishnets

The long-beaked La Plata River dolphin, a small species living in in South America's Atlantic coastal waters, is increasingly threatened with extinction from big-net fishing, Brazilian researchers warn.

Indonesia's 'unique' whale sharks get pet tags

The "unique habit" of whale sharks that converge to feed from fishing nets in Indonesia has allowed them to be tagged with low-cost technology usually used on pets, conservationists said Tuesday.

'Dead or alive' bounty offered for China piranhas

Authorities in southern China have moved to quash a bizarre piranha threat, offering bounties and free bait amid fears the aggressive South American fish has invaded a river, state media said on Thursday.

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