Arctic Sharks

Posted on December 9, 2006  Comments (4)

Arctic Shark photo

Arctic sharks found in Québec by Brian Lin:

The Greenland shark typically inhabits the deep, dark waters between Greenland and the polar ice cap. At over six metres long and weighing up to 2,000 kilograms, it is the largest shark in the North Atlantic and the only shark in the world that lives under Arctic ice. Once heavily harvested for its vitamin A-rich oil — as many as 50,000 were caught annually according to a 1948 estimate — little is known about the animal.

Related: Fishy Future?Altered Oceans: the Crisis at SeaTracking Narwhals in GreenlandOcean LifeFossils of Sea MonsterArctic System on Trajectory to New, Seasonally Ice-Free State

4 Responses to “Arctic Sharks”

  1. CuriousCat: Antarctic Robo-sub
    April 1st, 2007 @ 8:48 am

    “The submersible, which when not at sea is based at the National Oceanography Centre, Southampton, is built to withstand enormous pressure and can dive to depths of 6.5km (four miles).”

  2. CuriousCat: Big Atlantic Sharks Disappearing, Study Warns
    April 2nd, 2007 @ 2:59 pm

    “Humans, mainly those in countries with a craving for shark-fin soup, have devoured so many of the oceans’ top predators that it has rattled the length of the marine food chain…”

  3. CuriousCat: Antarctic Fish “Hibernate” in Winter
    March 6th, 2008 @ 7:24 pm

    “This is the first time fish have been seen actively becoming torpid—a state similar to hibernation in land animals—as part of an annual cycle…”

  4. Curious Cat Science Blog » Giant Star Fish and More in Antarctica
    November 15th, 2008 @ 10:23 pm

    “This feature, known as ‘gigantism’ is common amongst certain groups including sea spiders, sponges, isopods, starfish, and amphipods. The phenomenon is a subject of intense scientific investigation…”

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