Dwindling shark population worldwide affects ocean ecosystem

Dwindling shark population worldwide affects ocean ecosystem
By Michael Heithaus, Inside Science News Service,
August 06, 2013
Fox News

Throughout most of the world sharks are in trouble. Big trouble. In some areas, with adequate management, shark populations have stabilized, but likely at levels far below what they were decades ago. In the rest of the world, shark fishing continues to be a major threat to many species. Recent estimates suggest that around 100 million sharks are taken by fisheries every year.

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