Ecology of Acipenser baerii
 
Main Ref. Ruban, G.I. and L.A. Konoplya, 1994
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 baerii may be found.
Remarks Reported to reach a length of 153 TL (approximately 30,000 g) in the freshwater Shakujii Hatchery (Ref. 9978). Lives essentially in freshwater although some fish frequently occur in estuaries. Males are sexually mature between 9-15 years; females between 16-20 years (Ref. 11941).

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 Ruban, G.I. and L.A. Konoplya, 1994
Feeding habit hunting macrofauna (predator)
Feeding habit ref Ruban, G.I., 2005
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 3.33 0.18 Troph of juv./adults from 4 studies.
Ref.
From individual food items 3.22 0.38 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Sa-a, Pascualita on 04.08.00
Modified by Luna, Susan M. on 03.24.15
Comments & Corrections
 
Sign our Guest Book 
Back to Search
cfm script by eagbayani,  ,  php script by rolavides, 2/5/2008 ,  last modified by mbactong, 10/24/19