Everything You Need to Know About Bluefin Tuna Fishing

What is a Bluefin Tuna?

Bluefin Tuna (Thunnus thynnus) are the largest of the tunas. They are torpedo-shaped, strong and fast swimmers, and are dark blue, fading to silver on their bellies. Being such a popular fish for both sport and food, they have acquired many nicknames such as bluefin tunny and squid hound.

There are three species of bluefin, the Atlantic, Pacific, and Southern. All are tremendous predators and have the sharpest vision of any bony fish. Though they are fierce hunters, they can also be victims to killer whales, sharks, and parasites, as well as overfishing, leading to extinction and trading bans in certain countries and seas.

How big do Bluefin Tuna get?

The average bluefin lives for about 15 years, growing to an average of 78 inches long, and around 500 pounds. However, they can grow up to 180 inches long and almost 1,500 pounds, over a period of up to 50 years. These measurements rival black and blue marlin, as well as swordfish.

What's the biggest Bluefin Tuna ever caught?

On October 26th, 1979, Ken Fraser caught the record 1,496 pound bluefin tuna, as recognized by the International Game Fish Association. He spent just 45 minutes bringing the tuna to gaff after it latched on to a trolled mackerel in Aulds Cove off Nova Scotia, Canada.

Where is the best place to catch Bluefin Tuna?

Bluefin tuna can be found spread through the Atlantic and Pacific Oceans and it’s adjacent seas, with a high concentration in the North Atlantic. Some excellent places to catch these incredible sportfish are in Massachusetts and California. Typically, they will be within 500 to 1,000 meters deep in these areas.

When should I catch Bluefin Tuna?

Due to their wide distribution, and the fact that they are highly migratory, it is difficult to lock down the best season for bluefin tuna fishing worldwide, but it is necessary rather to look at peak season in the area you would like to fish.

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