Ecology Summary - Hydrocynus vittatus
Ecology of Hydrocynus vittatus
 
Main Ref. Williams, R., 1972
Remarks Very abundant in Lake Rukwa but absent from Nyasa basin (Ref. 4967). Frequency of occurence in Caprivi: abundant in sandy streams, abundant on rocky streams, common in standing deep water (Ref. 37065).

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 Hydrocynus vittatus may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Fonte Biblio.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Williams, R., 1972
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Williams, R., 1972
Trophic Level(s)
Estimation method Original sample Unfished population Commento
Troph s.e. Troph s.e.
From diet composition 4.41 4.40 0.78 Troph of adults from 1 study.
From individual food items 3.93 0.69 Trophic level estimated from a number of food items using a randomized resampling routine.
Fonte Biblio. Munro, J.L., 1967
(es. 346)
(es. oophagy)
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