Blackfin tuna

The Blackfin Tuna, as the name suggests, is a breed of the tuna family commonly referred to as the Bermuda Tuna, Blackfinned Albacore, or the Deep Bodies Tuny. This fish is among the smallest tuna species and grows up to a maximum of 100 centimeters and weighs just 21 kilos.


Blackfin Tuna is considered the smallest species of tuna fish in the world. The largest one caught so far weighed 20.6 kilos. They have an oval-shaped body and are usually black or dark blue in color. One can identify the fish for their silverfish-colored sides and belly with yellow stripes.

They also have dorsal fins with an oblique mouth.

Habitat and Lifestyle

Blackfin Tuna is a tropical tuna fish, and likewise, they dwell in warm water bodies with temperatures over 68 Degree Fahrenheit. This tuna species is found throughout the North Atlantic Ocean, on the Eastern Coast of North and South America, and in Brazil and also the Gulf of Mexico, and the Caribbean Sea.

Blackfin Tunas are also known as chowder fish. They feed primarily on crabs, mussels, lobsters, barnacles, etc., and they eat mainly during the day.

Finding and Catching

This fish can be caught from an inflatable boat or kayak.

Since this tuna species thrive on tropical and warm waters, spring is the best time to go fish a Blackfin Tuna. The best way to find and catch Blackfin is to go trolling and baiting on a boat in the ocean near the coastline or coastal bays.

Peak Season

The peak season of Blackfin Tunas is during the spring season as well as winter and autumn. You can go fishing for Blackfin Tuna during spring and summer between the months of April to August.

Best Bait

The Best baits to fish a Blackfin Tuna are:

  • Bonito
  • Mackerel
  • Sardine
  • Herring
  • Jigs

Remember, chumming and live baiting is the most effective way to catch this fish.