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Ecology of Hucho hucho
 
Main Ref. Muus, B.J. and P. Dahlström, 1967
Remarks Rare in lakes. Migrates only during the spawning season. Do not penetrate Black Sea. Generally lives in moving water in deep crevices, in excavations along the river banks or under bridges. It needs pure water rich in oxygen. A cold water, exclusively freshwater salmonid occurring predominantly in running waters and rarely also in lakes and impoundments (Ref. 32707).

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 Hucho hucho 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. Muus, B.J. and P. Dahlström, 1967
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Muus, B.J. and P. Dahlström, 1967
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 4.17 0.74 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. oophagy)
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