Ecology of Caranx ignobilis
 
Main Ref. Honebrink, R., 1990
Remarks Pelagic species which occurs in inshore waters of the continental shelf (Ref. 75154). Usually solitary or in pairs. Adult occurs singly and inhabits clear lagoon and seaward reefs (Ref. 9710). Juvenile found in estuaries. Young usually found in summer (Ref. 4887). Primarily feeds nocturnally but may also feed to a lesser extent during the day (Ref. 122680). Feeds on crustaceans (like crabs and spiny lobsters) and fishes at night (Ref. 4887). Large individual may be ciguatoxic. It’s the largest trevally, reaching 1.7 m in length and a weight of over 60 kg (Ref. 48635). Spawns on shallow seaward reefs and offshore banks (Ref. 37816).

Aquatic zones / Water bodies

Marine - Neritic Marine - Oceanic Brackishwater Freshwater
Marine zones / Brackish and freshwater bodies
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Caranx ignobilis may be found.

Habitat

Substrate Soft Bottom Hard Bottom: rocky;
Substrate Ref.
Special habitats Beds: sea grass; Coral Reefs;
Special habitats Ref. Letourneur, Y., P. Chabanet, P. Durville, M. Taquet, E. Teissier, M. Parmentier, J.-C. Quéro and K. Pothin, 2004

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Honebrink, R., 1990
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Honebrink, R., 1990

Trophic Level(s)

Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 4.22 0.41 4.14 0.65 Troph of juv./adults from 2 studies.
From individual food items 4.48 0.76 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Sudekum, A.E., J.D. Parrish, R.L. Radtke and S. Ralston, 1991
(e.g. 346)
(e.g. cnidaria)
Entered by Torres, Armi G. on 12.02.92
Modified by Polido, Rubyann Robelle on 11.06.20
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