Ecology Summary - Krobia itanyi
Ecology of Krobia itanyi
 
Main Ref. Axelrod, H.R., 1993
Remarks Like all species of the genus, it is abundant in small, slow-flowing, shallow creeks with rocky-silty bottom. Occurs together with Guianacar owroewefi, Pyrrhulina filamentosa, Cyphocharax spilurus, Hemigrammus guyanensis and Heptapterus longior. Feeds on small crustaceans and insect larvae.

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 Krobia itanyi 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. Axelrod, H.R., 1993
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Axelrod, H.R., 1993
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.36 0.46 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 9948)
(e.g. oophagy)
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