Narrow Barred Spanish Mackerel

Scientific Name: Scomberomorus commerson
Family: Tunas & Mackerels - Scombridae
Maximum Size: 235cm
Identification: Silvery; long slender body with dorsal and anal finlets; display numerous thin wavy-bars.
Favourite: Solitary.
Hide-out: Pelagic, but occasionally pass near or over reefs.
Location: Indo-West Pacific - Red Sea to Australia, New Caledonia and Fiji, north to S.W. Japan.

Long-Jawed Mackerel

Scientific Name: Rastrelliger kanagurta
Family: Tunas & Mackerels - Scombridae
Maximum Size: 35cm
Identification: Silvery; faint spotting on upper back with narrow stripes below, black spot under pectoral fin.
Favourite: Form tightly bunched schools; feed on plankton with widely opened mouths.
Hide-out: Coastal, lagoons and seaward reefs, often in turbid water to 90m.
Location: Indo-West Pacific - Red Sea and E. Africa to Samoa. S.W. Japan to Australia.

Yellowfin Tuna

Scientific Name: Thunnus albacares
Family: Tunas & Mackerels - Scombridae
Maximum Size: 210cm
Identification: Silver, yellow dorsal and anal fins; large deep body; long dark pectoral fins.
Favourite: Form large schools.
Hide-out: Pelagic, occasionally individuals or schools may pass by outer reef drop-offs.
Location: Circumtropical - In tropical and temperature seas.