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World’s Largest MPA for Ross Sea Photo

World’s Largest MPA for Ross Sea

New Scientist reports that from December 2017, Antartica’s Ross Sea will be the site of the world’s largest Marine Protected Area (MPA). 1.55 million square kilometers (59845 square miles) of the sea will become a “no take zone” protecting Adelie penguins, Antarctic petrels, Weddell seals, toothfish and minke whales as well as the krill that visiting animals feed on. (Image credit: © John Weller/Smithsonian Museum of Natural History)

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Article: Narrow Beam Underwater Snooting by Rob van Twist Photo

Article: Narrow Beam Underwater Snooting by Rob van Twist

Rob van Twist provides a detailed description of his technique for “pre-orientating” snoots. The advantage of being able to do his is to enter the water with the snoot to camera to subject distance pre defined This significantly saves valuable time underwater. Rob describes in detail both the theoretical background to his technique and the experiments he carried out to make it work.

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Video: Orcas hunting in crystal clear shallows Photo

Video: Orcas hunting in crystal clear shallows

When Jack Preston took his drone out for only the second time, he did not expect to find Orcas hunting in the crystal clear shallows around the Mercury Islands in New Zealand. The Orcas of this area hunt stingrays in the shallows collectively, one whale pulling a stingray out from a hiding spot and another fully biting it.

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Scientists track sperm whales based on dialects Photo

Scientists track sperm whales based on dialects

When the subjects of scientist Hal Whitehead’s research expeditions, sperm whales, returned to the Galapagos Islands after a 10-year absence he quickly assembled a new team to study the old whales. However, once the team began listening to the whale vocalizations, they discovered these were not the old whales they’d previously studied. They discovered this through the whales’ dialects.

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