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Ecology of Coregonus autumnalis
 
Main Ref. Bond, W.A. and R.N. Erickson, 1993
Remarks Occurs in brackish waters (20-22 ppt) of coastal lagoons and mouths of rivers and bays (Ref. 4779). Nerito-pelagic (Ref. 58426). Enters rivers in shoals to spawn (Ref. 4779). Feeds on small crustaceans, insects, small fishes (Ref. 28219, 28857), worms and clams (Ref. 58426). No feeding occurs during the upstream migration (Ref. 4779). Collected by fyke nets (Ref. 4526).

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 Coregonus autumnalis 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. Bond, W.A. and R.N. Erickson, 1993
Feeding habit hunting macrofauna (predator)
Feeding habit Ref.
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.67 0.24 3.51 0.50 Troph of juv./adults from 1 study.
From individual food items 3.33 0.44 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Bond, W.A. and R.N. Erickson, 1993
(e.g. 346)
(e.g. cnidaria)
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