Bluefin Trevally (Caranx melampygus)

Also known as Blue Jackfish, Blue Trevally, Blue Ulua, Bluefin Jack, Bluefin Kingfish, Blue-finned Trevally, Blue-spotted Jack, Blue-spotted Trevally, Jackfish, Kingfish, Pacific Bluefin Trevally, Spotted Trevally, Trevally, Yellowfin Jack

Description

Also known as Blue Jackfish, Blue Trevally, Blue Ulua, Bluefin Jack, Bluefin Kingfish, Blue-finned Trevally, Blue-spotted Jack, Blue-spotted Trevally, Jackfish, Kingfish, Pacific Bluefin Trevally, Spotted Trevally, Trevally, Yellowfin Jack.

Found singly or in schools, patrolling reef slopes, over coastal and oceanic reefs.
They feed on crustaceans and fish.
Length - 70cm
Depth - 0-190m
Widespread Eastern Central Pacific, Indo-Pacific

Jacks are fast swimming fish that can roam over great distances. The larger fish hunt other fish and the smaller fish eat zooplankton. In turn they are hunted by large Tuna and Dolphins. Ref: https://www.fishbase.se/summary/1906

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