Tuesday, 3 April 2007

Shark Declines Threaten Shellfish Stocks, Study Says

Dramatic declines of large North Atlantic sharks due to overfishing have upset the balance of entire marine ecosystems, a new study shows. Now scallops, clams, and oysters are paying the price. Smaller sharks, skates, and rays that are normally eaten by the large sharks have become so abundant that they are ravaging shellfish stocks, the researchers say.

Read more at National Geographic...

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