HomeFreshwater aquarium fishOther freshwater fishIndian threadfish Indian threadfish (Alectis indica) Scientific name: Alectis indica R?ppell, 1830 The Indian threadfish (Alectis indica) is a brackish-water fish of the family Carangidae. Native range: Indo-Pacific, Red Sea and East Africa to French Polynesia, north to southern Japan, south to the Arafura Sea and Australia. BiologyAdults found over coral reefs in coastal waters below 60 m. Form schools. Juveniles solitary, found in surface waters and in estuaries; may mimic jellyfish. Feed on fishes, squids, and crustaceansSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAlectis indicaFamilyCarangidae (Jacks and pompanos)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length165Common length100.0Depth range20–100 m (66–328 ft)EnvironmentMarine; brackish; reef-associated; depth range 20 - 100 mClimateTropicalDistributionIndo-Pacific: Red Sea and East Africa to French Polynesia, north to southern Japan, south to the Arafura Sea and Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; gamefish: yes; aquarium: public aquariumsResilienceLow, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.) More other freshwater fishFreshwater garfishXenentodon cancilaFinescale tigerfishDatnioides microlepisShort-tailed pipefishMicrophis brachyurus brachyurusPumpkinseedLepomis gibbosusLined soleAchirus lineatusSouth American lungfishLepidosiren paradoxaSee all other freshwater fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026