• The bluefin, also known as the bluefin jack among others is a species of large, widely distributed marine fish classified in the jack family.
• Bluefin are easily recognised by their electric blue fins, tapered snout and numerous blue and black spots on their sides.
• The bluefin inhabits both inshore environments such as bays, lagoons and shallow reefs, as well as deeper offshore reefs, atolls and bomboras.
• These trevally occurs in a wide range of inshore and offshore marine settings throughout its range, including estuarine waters.
• The species is known to move throughout the water column; however is most often observed in a demersal setting, swimming not far from the seabed. It takes 12 years for a bluefin Jack to reach 85 cm in length.

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