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Ecology of Cottus gobio
 
Main Ref. Fedorov, V.V., 1986
Remarks Carnivorous, preys voraciously on moving animals which are swallowed whole (Ref. 46230). Feeds on small bottom invertebrates, chiefly insects (Ephemeroptera nymphs, larvae of Plecoptera and Trichoptera), crustaceans (amphipods, gammarids, crayfishes), also eggs and larvae of fishes (Ref. 4698). Short-lived species (Ref. 46230).

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 Cottus gobio 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. Fedorov, V.V., 1986
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Fedorov, V.V., 1986
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.23 0.24 3.13 0.38 Troph of juv./adults from 2 studies.
From individual food items 3.28 0.48 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Smyly, W.J.P., 1957
(e.g. 346)
(e.g. cnidaria)
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