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Cornell University, in collaboration with The University of Queensland, has created a free online course on sharks to to spread the message that shark populations need help if we are to prevent further declines and possible extinctions
Thailand has closed Koh Tachai, an island north of the Similans, to tourists and divers indefinitely to help it recover from excess tourists. All 17 marine national parks in the Andaman Sea will be closed from next Monday to Saturday 15 Oct during the monsoon season – that’s over 60% of coral reefs. But even after the rest re-open, Koh Tachai will remain off-limits.
More sharks live around the Galapagos Darwin and Wolf Islands than anywhere else on the planet
Jellyfish stings are responsible for more deaths than shark attacks each year. Even “mild” stings can hurt for hours or sometimes days and leave lasting scars. According to some estimates, more than 150 million people are stung by jellyfish each year. New research shows that applying hot packs or immersing in hot water is much better for treating jellyfish stings than cold water which was previously widely recommended.
Rare right whales would be harmed by planned surveys using extremely intense explosions. Companies have applied to survey as much as 90,000 miles of trackline off America's East Coast, running back and forth over the same area during the first year alone.
With tentacles up to three metres long and covered with stinging cells, it's better not to get too close to the Lion's Mane jellyfish....
Noise from passing motorboats increases stress levels in young coral reef fish and reduces their ability to flee from predators - causing more than twice as many to be killed.
Extraordinary blackwater photo of an eel larva, which has been photographed only a handful of times before, wins the 2015 Ocean Art Underwater Photo...
Elephant seals improve weather forecasts by up to 6%. Real time data from tagged animals being used by UK's Met Office.
Cuttlefish are renown for their tremendous camouflage capabilities - changing the colour and texture of their skin to match their surroundings. They have another weapon in their hide and seek armoury though - electric cloaking.