Tokihiko Okada was on his boat one recent morning when his cellphone rang with an urgent order from a Tokyo department store. Its gourmet food section was running low on sashimi. Could he rustle up an extra tuna right away?
Mr. Okada, a researcher at Osaka’s Kinki University, was only too happy to oblige—and he didn’t need a fishing pole or a net. Instead, he relayed the message to a diver who plunged into a round pen with an electric harpoon and stunned an 88-pound Pacific bluefin tuna, raised from birth in captivity. It was pulled out and slaughtered immediately on the boat.
Not long ago, full farming of tuna was considered impossible. Now the business is beginning to take off, as part of a broader revolution in aquaculture that is radically changing the world’s food supply.
Click here to read the full story from the Wall Street Journal >
