Bluefin Tuna Tricked Into Spawning

Australian aims to overcome fish shortage by simulating breeding grounds
By Lev Weinstein,  Newser Staff
Posted Aug 17, 2008 7:22 AM CDT

(Newser) – A seafood entrepreneur thinks he can solve the world's bluefin tuna shortage by making the fish feel frisky, Time reports. German ex-pat Hagen Stehr, the baron of a $230-million Australian seafood empire, is simulating the tuna's breeding grounds in a hatchery—a "fishy virtual reality" with 14 hours of daylight and water at 73°F—and has succeeded in harvesting fertilized eggs from bluefin breeding stock.

But the domesticated tuna offspring is still a ways off. "Out of 10 steps, we're probably at No. 3 or 4," said one company manager. Naysayers abound, but one Australian expert says "it's only a case of when." Marketing the farmed rather than wild bluefin could be a challenge, he adds, "but how can you not sell fish when there's a worldwide shortage of the good stuff?" (Read more tuna stories.)

We use cookies. By Clicking "OK" or any content on this site, you agree to allow cookies to be placed. Read more in our privacy policy.