Thursday 26 December 2013

Yeti crab found.

Yeti crab
Research submarine discovered a new species that live in the Indian Ocean hydrothermal vents.
"We discovered a new type of Yeti crab," said Dr. Jon Copley, marine biologist from the University of Southampton, UK.
Besides crab, British scientists find sea cucumbers, snails and other aquatic animals such as the temperature of boiling water. This region is called the Dragon Vent is located in the southwest Indian Ocean.
Yeti crabs discovered previously in a similar area to the east of the Pacific Ocean and so far there are two species that have been identified.
But the Yeti crab found in the Indian Ocean is somewhat different. Crab and white-haired creature resembling the legendary Yeti in the north pole have longer claws arm.
"This is the first time the Yeti crab seen in the Indian Ocean."
Sea cucumbers previously only found in the deep sea in the eastern Pacific Ocean. According to Copley, the first sea cucumber found in this place.
Hydrothermal vent is a kind of super-hot springs are located just above the submarine volcano. These holes erupted from the seabed and are usually only found at a depth of several miles below sea level.
Temperature hot water and rich mineral content caused the emergence of large rocky chimneys, which supports various forms of life in the deep sea.
Copley research is part of a larger expedition to study underwater mountains ship RRS James Cook, who sailed from Cape Town and back to South Africa.
Dragon Vent exploration done in the middle of the trip, at a location discovery intensive bursts of hot water for three consecutive days.
Copley research team took hundreds of samples from 17 different species. The entire specimen was sent back to the laboratory in the UK to study the morphology and genetics.
" Chances are that there will be some new species," said Copley.
" We do not know for sure until we bring them back to the lab and
analyze it."
Copley initiated research on a Chinese expedition in 2007 that led to the first hydrothermal vents in the back southwest Indian Ocean. This area is a row of underwater volcanoes that connect to the middle of the Atlantic back to the Middle East Indies.
The location is the back of the volcano less active, so scientists think hydrothermal vents should have encountered fewer and more dispersed.
"Because it raises the question of whether life there differ significantly," said Copley.
He said the hallmark of life around hydrothermal vents is a race against time. Earlier this year, China obtain permission from the UN International Seabed Authority to conduct mining exploration in the hole-in-sea hydrothermal vents along the back southwest Indian Ocean.
The holes are very rich hydrothermal copper, gold, zinc, and uranium.
" But we never know what really live there," said Copley.
Copley said, in the study of evolution, like the islands of hydrothermal vents on the ocean floor. Like the 19th-century naturalist who went to the Galapagos and other islands to find a new species different from those in other places, then use it to understand the patterns of the spread and evolution.
According to Copley, the expedition was necessary because overtaking is always exploitation of deep sea exploration. He likens, as long as this man has always been fishing in waters that are increasingly in.
Similarly, the existence of oil and gas, which is increasingly moving into deeper waters.
"And now mining starting to take place in deep water," he said.
Therefore, Copley said, if you want to take responsible decisions in the management of natural resources under the sea, humans need to understand how living things spread and evolve in the deep ocean.
Thank you for reading this article. Written and posted by Bambang Sunarno.
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http://primadonablog.blogspot.com/2013/12/yeti-crab-found.html
DatePublished: December 26, 2013 at 17:08
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Tag ;  Yeti crab has been found in the Indian Ocean, Yeti crab




Posted by: Bambang Sunarno
www.Primo.com Updated at: 17:08

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