The Cartel’s Cash Catch

In Mexico's Gulf of California, illegal fishing for the lucrative totoaba fish pushes the vaquita porpoise to the edge of extinction as cartels and struggling towns profit.

An urgent investigation into how a black-market trade threatens the world's rarest marine mammal.

There's a race to save a dozen small cetaceans, the last in the world of their species. They're caught as bycatch in nets set to trap a fish with a huge demand in China. Can anything be done?

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