Trevally (Bluefin)


The Trevally is a prominent game fish species⁢ belonging⁤ to the ⁤Carangidae family. One ⁤of its most famous species in‌ the group is the Bluefin Trevally.The species is also referred to‍ as ⁤the Bluefin Jack, Bluefin Kingfish, Bluefinned Crevalle, and the Omilu.

Conservation Status

The Bluefin Trevally ⁤is currently ‍classified as “Least Concern” by the International⁤ Union for ⁣Conservation of Nature (IUCN). Despite being targeted by commercial ‍and sport fisheries, its widespread distribution and large population mean it isn’t currently at significant risk. Some local conservation efforts do⁤ exist, focusing on encouraging sustainable fishing practices.


Lifespan8 years5-10 years


The Bluefin Trevally is widespread across the tropical waters of the Indian and⁣ Pacific Oceans,⁣ with significant populations ‌in countries such ⁢as Hawaii, Japan, and Australia. There is no significant long-distance​ migration, ⁣although daily local movements in response to tides​ and feeding habits are common.


The species prefers inshore waters such​ as bays and ⁤lagoons, but can go offshore, especially when spawning. It’s found at a variety of depths, from 1 to 183 meters, and in water temperatures between ‍21 and 30 C.

When and Where to See

Although⁣ the fish can be caught throughout the year, their numbers significantly increase during⁣ the​ warmer summer months. In terms⁣ of daytime pattern, they are more active during the ‍early⁤ morning⁤ and late ⁤afternoon.

Best Fishing Locations

  1. Hawaii, USA
  2. Queensland, Australia
  3. Red Sea, Saudi Arabia
  4. Andaman and Nicobar‌ Islands, India
  5. Maldives
  6. Philippines
  7. Seychelles
  8. Great Barrier⁤ Reef, Australia
  9. Okinawa, Japan
  10. Fiji

Finding this species requires locating areas with rocky bottoms or coral reefs where they like to hide and hunt.

How to Catch

Bluefin​ Trevally can be caught using a variety of live or ⁤dead bait, including fish, shrimp, and squid. They are also ‌susceptible to various lures and flies. Techniques used to catch the species include trolling, casting, and fly fishing.Items for a more successful catch include‍ medium-heavy‌ tackle ​and relatively large hooks.

Identification Guide

The Bluefin Trevally is easily recognizable by its bright blue fins and the beautiful electric blue lines that adorn ⁣its body. The ⁢body is deep and compressed and it has a forked tail. ‌Confusion may occur ⁤with other Trevally species, although the blue coloration of its fins and lines are unique to the species.


The Bluefin ⁤Trevally is quite sought after due to its firm, white, and flavorful flesh. It could be cooked in a variety of‌ ways such as grilling, boiling, and frying. It is also used in traditional dishes in some‍ places like Hawaii.

Additional Information

The species is a voracious and opportunistic predator, ⁢preying on a wide range of fish and crustaceans. This makes it an apex predator in many of ⁤the ecosystems it inhabits.‍ The primary ‌threats⁣ to the species‍ are overfishing and habitat destruction, particularly coral reefs due ‌to ⁢climate change.

References and Further Reading