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New Shark Swimming off Greenland
Photograph courtesy Greenland Institute of Natural Resources
The Iceland catshark species, including this fish caught during the study period, is among several sharks recently found in Greenland waters for the first time.
The small shark has been found in other oceans at depths of between 2,645 to 4,625 feet (800 and 1,410 meters), where it feeds on fish, marine worms, and crustaceans such as lobster and crabs.
The recent discoveries of deep-dwelling species, such as the catshark, are probably due largely to an increase in deep-sea fishing around Greenland—and a resulting boom in odd, accidental catches—the survey team says.
Five of the 38 new-to-Greenland fish species are relatively shallow dwellers, though, and were likely lured into their new habitats by warming seas, the team says.
(Also see "New Species Pictures: Deep-Sea 'Jumbo Dumbo,' More.")
Published April 21, 2010
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"Swallower" From the Abyss
Photograph courtesy Henrik Carl, Natural History Museum of Denmark
Chiasmodon harteli belongs to a group of fishes known as swallowers because of their ability to swallow prey larger than themselves (pictured, a preserved specimen, its stomach apparently hyperextended). It's also among the 38 species never before seen off Greenland.
Hundreds of yards above Chiasmodon harteli's deep habitat, Greenland has been extensively fished for more than a century.
At these shallower depths, it's reasonable to assume that "any unknown species of fish occurring in today's catches are in fact new in the area," the study team writes.
(Related pictures: "Still Waters, the Global Fish Crisis.")
Published April 21, 2010
More:
http://news.nationalgeographic.com/news/2010/04/photogalleries/100421-new-fish-species-strange-greenland-picturesHat-tip to:
http://twitter.com/rocketman528/status/12792448570