Salmon Farming: The Down Side

Living on Earth
The World

With the numbers of wild fish plummeting around the world, fish farming is often touted as a good way to satisfy demand. It’s already big business. Now just about half of the salmon sold in this country is raised in pens set out in coastal waters. But some say as aquaculture has grown, too many fish farms operate in ways that hurt the environment and pose health threats to humans. As Bob Carty found out, no where are concerns more pointed than in British Columbia, the world’s fourth largest producer of farmed salmon.

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