Sarda Lineolata



Inshore, offshore

25 pounds


Pacific Bonito

Also Known As: triped tuna, little tuna, flasher, magneto, micronito, bone, boner, bonefish, poor man's tuna

Pacific Bonito (Sarda lineolata) Fish Description

The Pacific Bonito fish, also known under several names such as the striped tuna, little tuna, bonefish, flasher, magneto, micronito (small bonito), and even in the past the “poor man’s tuna”

Though it is not highly known as food fish, it is a game fighter fish.

Likened to its other names, the Pacific Bonito fish is tuna-shaped, elongated and pointed at both ends. It is of a dark blue-violet color above and metallic silver on its underside, with several sloping lines on its back. Its entire body is scaled and they have no teeth on the vomer. Their first dorsal fin is adjoined with their second dorsal fin, and it's longer than its head. They have a series of six to eight finlets on their slender second dorsal surface towards their anal fin.


Diet & Size

The main diet of the Pacific Bonito is fish and squid. The maximum known length of the Pacific Bonito is around 40 in. and weighing around 25 lbs.


Interesting Facts about Pacific Bonito

  • Pacific Bonito fish are sometimes dried, to be fermented, and smoked to create bonito flakes, or Katsuobushi, well-known in Japanese cuisine!
  • Some Pacific Bonito fish have a preference for living in small schools, and others in larger groups. However the case, they all have high amounts of activity and swim constantly in search of prey to fulfil their seemingly endless appetite! 
  • Many of the Pacific Bonito species live near the surface of the water and gather in schools intimately linked with seagulls.
  • The Pacific Bonito are the only tuna-like fish in California to have a number of dark, slanted stripes along its back.
  • Pacific Bonito do not always successfully spawn every year, but generally when they do, it takes place farther down south, from late January until May. Their free floating eggs take around 3 days before they hatch.