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Scientific News
Scientific News Economic activity of fisheries

  CONSERVING FISH MAY BACKFIRE ON BIRDS
A proposal to suddenly stop fishing cod in the North Sea to give dwindling fish stocks a chance to replenish has been questioned by international research.

  NATURE COVER STORY - ONLY 10% OF ALL LARGE FISH ARE LEFT IN GLOBAL OCEAN
The cover story of the May 15th issue of the international journal Nature reveals that we have only 10% of all large fish-- both open ocean species including tuna, swordfish, marlin and the large groundfish such as cod, halibut, skates and flounder-- left in the sea. Most strikingly, the study shows that industrial fisheries take only ten to fifteen years to grind any new fish community they encounter to one tenth of what it was before.

  CAMERA HELPS TRACK WHALE SHARK’S HABITS
A camera is to be fitted to a whale shark off the Western Australian coast to track the species’ breeding ground. Scientists say the sharks are under threat because they are a delicacy in other parts of the world.

  PATAGONIAN TOOTHFISH MAY MIGRATE BETWEEN POLES
A Patagonian toothfish, a species thought to be exclusive to Antarctica, has been captured off Greenland in the Arctic circle - suggesting the cold-loving deepwater fish may migrate between polar regions.

  HOW MANY FISH IN THE SEA? CHECK THEIR GENES.
How do you manage fish stocks if you dont know how many fish are out there? Look at their genes, according to an Australian scientist developing a new tool to track populations.


 

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