The world record for the largest bluefin tuna caught on rod and reel is held by Ken Fraser for a 1,496-pound (679 kg) Atlantic bluefin tuna, caught off Nova Scotia, Canada, in 1979, a record that remains unbroken and is recognized by the International Game Fish Association (IGFA). This colossal fish, battled for nearly an hour, is considered the biggest tuna of any species ever caught, highlighting the immense power and size these apex predators can achieve, says Scout Boats and Times of India.
A 500 lb bluefin tuna's worth varies wildly, from potentially thousands for a regular catch to over $3 million at Tokyo's New Year's auctions, where a 535 lb fish sold for a record $3.2 million in 2026, demonstrating extreme market hype for quality fish used in premium sushi. For fishermen, the price is much lower, often a few dollars per pound, but the top auction prices reflect quality, prestige, and demand for high-grade tuna (like otoro), not typical retail value, notes a Quora post.
The recent record-breaking $3.2 million bluefin tuna was caught off the coast of Oma, Japan, a northern town famous for its premium tuna, in the Tsugaru Strait, which offers rich feeding grounds. This prized fish, caught in early January 2026, was part of the traditional first auction of the year at Tokyo's Toyosu Market.
A company just paid $1.3 million for it. Add Yahoo as a preferred source to see more of our stories on Google. A Japanese sushi company left the first auction of the New Year in Tokyo with a fish the size of a motorcycle, paying $1.3 million for the huge catch.
What is the most expensive bluefin tuna ever sold?
A 243-kilogram bluefin tuna fetched a record $3.2 million at Tokyo's New Year auction, making it the most expensive tuna ever sold. Are you trying to tell me that they could sell that tuna for over 4 million dollars in product? Does it hurt the tuna to cut it's tail off that way? 6000$ a pound…
Havest Giant Bluefin tuna, Tuna Fishing Nets - Catch Hundred Tons Tuna Fish On Modern Boats
Why do Japanese pay so much for bluefin tuna?
But it's not just the dining delight that makes this tuna varietal so prized. Southern Bluefin Tuna has become an increasingly valuable commodity because of its limited availability.
How long does it take for a tuna to grow to 500 pounds?
Atlantic bluefin tuna reach maturity relatively quickly. In a survey that included specimens up to 2.55 m (8.4 ft) in length and 247 kg (545 lb) in weight, none was believed to be older than 15 years.
Fish that's consumed raw in sushi must be frozen to -20°C (-4°F) for 7 days or -35°C (-31°F) for 15 hours. This process will destroy any parasite in the fish making it safer to consume but there's still risk.
The biggest tuna ever caught was an Atlantic Bluefin, caught by Ken Fraser off the coast of Nova Scotia, Canada, in 1979. This giant fish weighed an incredible 1,496 pounds (about 679 kilograms).
As per reports, a 243-kg bluefin tuna has become the world's most expensive fish. But the auction also raised questions around who bought it and why it is so expensive.
When selecting the best tuna steak, look out for the ones with a uniform red or pink color that has a moist, slightly sticky texture — these will be the freshest steaks you can buy. As the fish ages, the flesh tends to break down, which could lead to a flaky texture.
The Atlantic bluefin tuna retention limit for recreational fishermen will remain at the default limit of 1 school, large school, or small medium bluefin tuna (27 to <73” curved fork length) per vessel per day/trip.
Sharks, marine mammals (including killer whales and pilot whales), and large fish feed on bluefin tuna. Bluefish and seabirds also prey upon juvenile bluefin tuna.
In addition, the loss of prey has contributed to population declines. The International Commission for the Conservation of Atlantic Tunas (ICCAT) estimates that as few as 25,000 individual mature bluefin tuna remain.
How Does a Bluefin Tuna Command $3.2 Million? The Answer Begins in the Waters Off Oma. Caught off Honshu's northernmost tip, the 535-pound bluefin was brought to Toyosu Market's New Year auction, where Sushi Zanmai owner Kiyoshi Kimura claimed it with the morning's top bid.
About 80% of the Pacific and Atlantic bluefin tunas are consumed in Japan, and tunas that are particularly suited for sashimi and sushi can fetch very high prices.
A bluefin tuna has sold for a record ¥500 million (AUD $4.73 million) at the annual New Year auction at Tokyo's Toyosu fish market. The fish weighed 243 kilograms, with the prized catch purchased by Kiyomura Corp, a Tokyo-based operator of a popular sushi restaurant chain 'Sushizanmai'.
This is because most fish is processed in the can from raw, whereas tuna is cooked prior to canning. This significantly reduces the levels of long-chain omega-3 fatty acids. Nevertheless, canned tuna is still a healthy high protein food and has the advantage of being relatively inexpensive and convenient.
Ehime Prefecture is one of the top bluefin tuna farming production areas in Japan. The breeding site is in the Uwa Sea, located at the entrance of the Seto Inland Sea from the Pacific Ocean between Shikoku and Kyushu.
