Blackfin Tuna

Blackfin Tuna Fish Facts, Diet, Habitat, Size, Weight, Mating, Nutrition and behavior are listed on this page. Get facts & all information related to Blackfin Tuna from here.

Blackfin Tuna

Blackfin Tuna is the smallest tuna species in the genus Thunnus and belongs to Thunini tribe. It has the binomial name as Thunnus Atlanticus. The population of the Blackfin Tuna is stable yet so, it is in the least concern category. The species is generally growing to a maximum of 100 cm long and 21 kg in weight. These species have a short life with the ability to fast growing and the average lifespan is considered 5-years-old of a fish from this tuna fish.

Blackfin Tuna Characteristics

The Blackfin have oval-shaped bodies, with a slightly yellow on the finlets and black back along with yellow on the sides of their bodies. Most of the times they found in the Western Atlantic from Martha’s Vineyard, Massachusetts to Brazil including the Gulf of Mexico and the Caribbean Sea. Blackfin tuna prey both surface and deep water fish and squid for their diet. They also eat crustaceans such as crabs, stomatopods, shrimp, amphipods and larvae of decapods. They get the maturity for reproduction at the age of 2 years and mostly spawn in the open sea during the summer. The species prefer to live in the warm water having the temperature over 20 degree Celsius.Thunnus Atlanticus

Other namesThunnus Atlanticus
Average Size50 cm
Max. Size & Weight100cm and 21 Kg
Max Age5 years
Catching AreaThe Caribbean Sea

Gulf of Mexico

Atlantic from Martha’s Vineyard

Massachusetts to Brazil

Biggest MarketsJapan, United States
Production AreasPhilippines, Indonesia, Thailand, Colombia, Japan

Blackfin Tuna Diet

The species get the various squid, fish, shrimp, amphipods, stomatopods, and crabs consume in their diet. It often feeds in surface waters where they form large mixed schools and skipjack tuna. Both tunas have the competition to get their diet. But sometimes the skipjack can aggressive with the blackfin while preying.

Blackfin Tuna Habitat

Blackfin Tuna found on the water surface and even diving deep in water for their diet for survival. The prefer the place safe from the predators and rich in food. This species of tuna sometimes threatened by the other tunas have a large size. The temperature of the water should be more than 68-degree Fahrenheit.

Blackfin Tuna Behavior

The behavior of the tuna depends on the diet and habitat in which they are living. The fish needs the full diet for the happiness and if they don’t get the appropriate amount of food then the behavior might be change. It will start behaving weirdly. The species like to live in the temperature above 20 degrees Celsius. These are the warm-blooded species of tuna. The species is considered as the least concern. Because of the population of the species is still stable in the oceans and seas.blackfin Tuna

Blackfin Tuna Facts

  •  Blackfin Tuna can grow up to 30 inches long.
  • The average weight of Blackfin Tuna is 20 kg.
  • They are found in the Atlantic Ocean, Southern Brazil and the Caribbean Sea.
  • Blackfin Tuna fish loved warm and clean water.

 Blackfin Tuna as Pet

Get the Blackfin Tuna as a pet is a good idea. But you must know that the average size of Tuna is approximately 50 cm. So, requires a habitat in which it feels comfortable and does some activities. You can keep more than one Blackfins in place if have space. It is not a good idea to have this species with other tunas.

Blackfin Tuna Mating

Generally, Blackfin Tuna get the maturity at the age of two and also, their breeding period varies according to the regions or habitats. They start the reproduction in the open seas of March month. They procreate fast and lay their eggs in water columns where fertilization takes place after integrating with the sperm. The Pelagic Larvae are developed by the eggs which can easily found at the depth of 45 – 50 cm. The reproduction season is usually March month but due to the change in climate and temperatures, it can extend from April to November months in different locations. They spawn in the open seas.

This is the smallest species from tuna. The Blackfin tuna is also known as the Thunnus Atlanticus. The fish can live up to 5 years and in which they get the maturity of reproduction at age of two years. The Blackfin Tuna is famous for the Sushi and Sashimi. If you want to know more about the Tuna Species then explore this page. If you want to know more about other tuna species then check out: Tuna Fish Species

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