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Ecology of Microgadus tomcod
 
Main Ref. Grabe, S.A., 1978
Remarks Found in coastal, brackish and fresh water, landlocked in several lakes. Feeds mostly on small crustaceans, (especially shrimps and amphipods); also worms, small mollusks, squids and fishes (smelt, sticklebacks, striped bass, alewives, shed, herring and sculpins (Ref. 5951)) (Ref. 1371).

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 Microgadus tomcod may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks Parasites of the species include 1 protozoan, 1 myxosporidian, 2 trematodes, 1 cestode, 3 nematodes, 2 acanthocephalans, 1 branchiuran and 3 copepods (Ref. 5951).
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Grabe, S.A., 1978
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 3.26 0.50
From individual food items 3.81 0.50 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Grabe, S.A., 1978
(e.g. 346)
(e.g. oophagy)
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