The New Fish: The Truth about Farmed Salmon and the Consequences We Can No Longer Ignore

Eat more fish, the doctors say. But is the salmon you are consuming really healthy?

In the early 1970s, a group of scientists researched how to make more food for the growing population of the world. They looked to the sea. They sampled genes from salmon in 41 Norwegian and Swedish rivers and designed a new salmon that was fatter and faster growing. This was considered an amazing innovation and was the beginning of a new industry: salmon farming.

The industry spread from coastal Norway to S...