New Greenland shark research

Dear Kitty. Some blog

This video is called Encounter with the Greenland shark.

From the BBC:

22 June 2012 Last updated at 03:11

Slowest Greenland sharks hunts sleeping prey

By Victoria Gill, Science reporter, BBC Nature

Researchers have measured the swimming speed of the ocean’s slowest shark.

Data-logging tags revealed that Greenland sharks “cruise” at 0.34m per second – less than 1mph.

The study showed that, even when the languid fish embarks on a burst of speed in order to hunt, it is far too slow to catch a swimming seal.

Since the species is known to eat seals, the scientists think it probably “sneaks up on them” as they sleep under the water.

The Greenland shark was already known to be the world’s slowest swimming shark, but its sluggishness surprised the scientists.

Yuuki Watanabe from the National Institute of Polar Research in Tokyo, who took part in the study…

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About narhvalur

Environmentalist, Animal Lover, Birder,Equastrian
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