Ecology Summary - Gymnoscopelus braueri
Ecology of Gymnoscopelus braueri
 
Main Ref. Hulley, P.A., 1990
Remarks Oceanic and mesopelagic, found in the upper 200 m at night but deeper in the region of Subtropical Convergence (Ref. 4066). Feeds mainly on Euphausia superba; also takes copepods (Euchaeta antarctica, Rhincalanus gigas), amphipods (Primno macropa, Themisto gaudichaudii) and the euphausiid Thysanoessa macrura.

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 Gymnoscopelus braueri may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Hulley, P.A., 1990
Feeding habit selective plankton feeding
Feeding habit Ref. Hulley, P.A., 1990
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.22 0.32 Troph of juv./adults from 1 study.
From individual food items 3.29 0.42 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Pusch, C., P.A. Hulley and K.-H. Kock, 2004
(e.g. 9948)
(e.g. oophagy)
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