![]() So they want it to be right from the start.” “But people are very wary that we’re going to create another feedlot industry in the ocean. “There is no way we are going to get all of the protein we need out of wild fish,” says Rosamond Naylor, a food-policy expert at Stanford University who has researched aquaculture systems. ![]() ![]() With the global catch of wild fish stagnant, experts say virtually all of that new seafood will have to be farmed. Population growth, income growth, and seafood’s heart-healthy reputation are expected to drive up demand by 35 percent or more in just the next 20 years. In 2012 its global output, from silvery salmon to homely sea cucumbers only a Chinese cook could love, reached more than 70 million tons-exceeding beef production clearly for the first time and amounting to nearly half of all fish and shellfish consumed on Earth. Aquaculture has expanded about 14-fold since 1980. But industrial-scale fish farms are popping up everywhere these days. ![]() “I haven’t lost a tank of fish yet.”Īn industrial park in Appalachia may seem an odd place to grow a few million natives of the Nile. “Generally they show they’re not happy by dying,” Martin says. “How do you know they’re happy?” I ask, noting that the mat of tilapia in the tank looks thick enough for St. ![]()
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