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Ecology of Trematomus nicolai
 
Main Ref. Dewitt, H.H., P.C. Heemstra and O. Gon, 1990
Remarks Feeds primarily on amphipods, other fishes, and molluscan larvae, with lesser amount of polychaetes and mysids. Captures some prey in the water column, but not cryopelagic.

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 Trematomus nicolai 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. Dewitt, H.H., P.C. Heemstra and O. Gon, 1990
Feeding habit variable
Feeding habit Ref. Dewitt, H.H., P.C. Heemstra and O. Gon, 1990
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.56 0.53 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. cnidaria)
Comments & Corrections
 
 
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