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Ecology of Tetronarce nobiliana
 
Main Ref. Stehmann, M. and D.L. Bürkel, 1984
Remarks Juveniles benthic over soft bottoms or near coral reefs (Ref. 12951) from 10-150 m; adults are semi-pelagic to pelagic, swimming in the water column and have been reported to migrate over long distances (Ref. 2803). Feeds mainly on pelagic and benthic bony fishes, small sharks (Ref. 5578) and benthic crustaceans (Ref. 58748).

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 Tetronarce nobiliana may be found.

Habitat

Substrate Soft Bottom
Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Compagno, L.J.V., D.A. Ebert and M.J. Smale, 1989
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Compagno, L.J.V., D.A. Ebert and M.J. Smale, 1989
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 4.50 0.64 4.45 0.77 Troph of juv./adults from 1 study.
From individual food items 4.50 0.80 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Bowman, R.E., C.E. Stillwell, W.L. Michaels and M.D. Grosslein, 2000
(e.g. 346)
(e.g. oophagy)
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