undercurrentnews. As promising as farmed bluefin sounds, so far it's proven to be extremely difficult to achieve. For one thing, bluefin have extremely delicate bodies, making it hard to catch them. Can bluefin tuna be farmed? Can bluefin tuna be farmed? But can farmed tuna save the bluefin from extinction? This process involves catching small, young bluefin in nets and bringing them alive to open net sea pens. While farmed tuna is a luxury that some of us can afford financially, the moral cost is much too high. They can dive to depths of 500 to 1,000 meters and migrate thousands of kilometers a year between spawning and breeding grounds. A large bluefin tuna can take about 200 yards of fishing line as it tries to get away from the fishing boat. Also, they're easily the biggest fish in the game. References: Kawasaki. Harvesting even small quantities of farmed eggs is really hard because Bluefin Tuna need special care all year round. Atlantic bluefin tuna are remarkable animals. “Nissui closes life-cycle bluefin tuna farming”. A bluefin tuna spotted amongst a pen of farmed salmon has been released back into the sea. While I won’t deny that raw bloody tuna is delicious, I understand that my taste preferences don’t justify overfishing and food injustice. Bluefin tuna have captivated the imagination since the time of Aristotle. Bluefin tuna aquaculture is a rapidly growing industry, surging 70% to 59,000 metric tons in 2018, from 34,520t in 2003, according to Kindai University. 1-Sep-2014. The growing interest in fully farmed tuna is only natural. The Bluefin is easy to see on the radar because they move around like crazy and are very fast. TOKYO — Fully farmed bluefin tuna offers the best of both worlds to sushi fans: delicious food without depleting tuna stocks and threatening the survival of the species. I've caught one at 356 lbs.! Overall, because of the relatively new establishment of tuna farming legislation and the lack of publicly available regulatory data in some Mediterranean countries (especially non-EU members), data availability to assess the Mediterranean bluefin tuna farming industry’s operations and impacts is considered to be moderate. Weighing an estimated 300kg (47-stone) the huge fish was about fifty times bigger than the salmon swimming about in the pens. Most farmed tuna is produced by capturing juvenile fish at sea and fattening them in pens. The tuna invaded a fish farm off Great Bernera in Loch Roag, Lewis. Rather than being farmed from eggs, most bluefin aquaculture is in the form of ranching. Farming exists for all three bluefin species, but not in the same way as other species. The hardest part is actually getting your lure near them in the first place. Can bluefin tuna be farmed? Bluefin tuna is a favorite among sushi and seafood lovers for its flavor and melt-in-your-mouth texture. 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