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Greenland shark meat is toxic to mammals due to its high levels of trimethylamine N-oxide, [7] although a treated form of it is eaten in Iceland as a delicacy known as kæstur hákarl. [8] Because they live deep in remote parts of the northern oceans, Greenland sharks are not considered a threat to humans.
Hákarl (an abbreviation of kæstur hákarl [ˈcʰaistʏr ˈhauːˌkʰa(r)tl̥]), referred to as fermented shark in English, is a national dish of Iceland consisting of Greenland shark or other sleeper shark that has been cured with a particular fermentation process and hung to dry for four to five months. [1]
In modern times, many Greenlandic sharks used for hákarl production are purchased from fishing ships where the sharks were trapped in the fishing nets. The shark carcass is traditionally fermented in a shallow pit, with stones placed on top of the shark, allowing poisonous internal fluids, like urea and trimethylamine oxide, to be pressed and ...
But, in reality one of the ocean's largest sharks lives here. Nicknamed the sleeper shark, Greenland sharks are very slow moving and mostly Mysterious giant sharks may be everywhere
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The Greenland shark (Somniosus microcephalus) is rarely eaten because it is poisonous but can be edible after a complicated preparation [7] of either boiling the meat repeatedly or fermenting the meat. Global warming has shifted the migration of Atlantic cod, allowing for commercial fishing off
Along an icy coast of Greenland, locals spotted the body of a rarely seen deep-sea creature. Wildlife officials identified the stranded animal as a 100-year-old shark.
Trimethylamine N-oxide (TMAO) is an organic compound with the formula (CH 3) 3 NO. It is in the class of amine oxides.Although the anhydrous compound is known, trimethylamine N-oxide is usually encountered as the dihydrate.