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Death of a Predator:
Big Sharks are Disappearing - and World's Fisheries are Suffering as a Result
March 30, 2007 - The Guardian – UK
By Ian Sample

The rapid decline of great sharks in the world's oceans is disrupting the marine ecosystem by allowing more lowly fish to thrive, scientists warn today. …Ellen Pikitch, executive director of the Pew Institute for Ocean Science in Miami, said: "This is the first published field experiment to demonstrate that the loss of sharks is cascading through ocean ecosystems and inflicting collateral damage on food fisheries such as scallops. These unforeseen and devastating impacts underscore the need to take a more holistic, ecosystem-based approach to fisheries management."

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