Major decline in ocean sharks, rays: study

By Christina Horsten
Updated January 28 2021 - 4:44am, first published 4:42am
Scientists say the main cause of a decline in ocean sharks is overfishing.
Scientists say the main cause of a decline in ocean sharks is overfishing.

The number of sharks and rays in the world's oceans has dropped by more than 70 per cent in the last 50 years, according to a study.

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