Ecology of Acipenser gueldenstaedtii
 
Main Ref. Fischer, W., M.-L. Bauchot and M. Schneider (eds.), 1987
Distribution
Marine - Neritic
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
Marine - Oceanic
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
Brackishwater
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
Freshwater
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Acipenser gueldenstaedtii may be found.
Remarks Under the name A. g. colchicus. Usually solitary, but swarms when hibernating or during migrations.

Substrate

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 Fischer, W., M.-L. Bauchot and M. Schneider (eds.), 1987
Feeding habit hunting macrofauna (predator)
Feeding habit ref Fischer, W., M.-L. Bauchot and M. Schneider (eds.), 1987
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 3.32 0.07 3.10 0.27 Troph of juv./adults from 7 studies.
Ref. Chechun, T.-Y., 1998
From individual food items 3.63 0.52 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Luna, Susan M. on 03.25.91
Modified by Sa-a, Pascualita on 05.10.01
Checked by Miranda, Lilibeth on 05.10.01
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