Home > Fishes > Jacks > Alectis ciliaris

Updated 2/23/2024

Family Carangidae

CIRCUMTROPICAL

Alectis ciliaris

Portlock, Oahu

 

Juvenile, Nu'uuli, Tutuila, American Samoa

 

Waikiki Aquarium

Portlock, Oahu

 



Kailua-Kona, Hawaii
 

Video of Juvenile by Mat Robbins

THREADFIN JACK    ULUA KIHIKIHI   Kagami Ulua

Uncommon over soft bottom in harbors, bays, and offshore banks.  Wedge-shaped body with steep forehead and mirror-like shine.  Juveniles have streamers believed to resemble toxic jellyfish.  Attains 4.5 feet and 60 pounds.  An excellent food fish with white oily flesh.  Worldwide in warm seas.