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Ecology of Trachyrincus scabrus
 
Main Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Remarks Primarily a pelagic feeder, feeds primarily on pelagic copepods, but also takes mysids, shrimps, cephalopods, fish, polychaetes and gastropods (Ref. 1371).

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 Trachyrincus scabrus may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref. Wayland, M.T., C. Sommerville and D.I. Gibson, 1999
Associations parasitism;
Associated with Echinorhynchus gadi; Echinorhynchus trachyrinci;
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Macpherson, E., 1989
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.64 0.34 3.44 0.46 Troph of adults from 2 studies.
From individual food items 3.51 0.48 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Macpherson, E., 1979
(e.g. 346)
(e.g. cnidaria)
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