Ecology of Cepphus grylle
Main Ref. SAUP Database, 2006
Remarks Pursuit diving; pack ice edge; shallow open water; polynyas; <30 km. Arctic Alaska and Canada, Atlantic Coast to Maine, Northern Europe, Scandinavia.

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 Cepphus grylle may be found.


Substrate Ref.
Special habitats
Special habitats Ref.


Associated with
Association remarks


Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Mehlum, F. and G.W. Gabrielsen, 1993
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Mehlum, F. and G.W. Gabrielsen, 1993

Trophic Level(s)

Estimation method original sample unfished population Remark
Troph s.e. Troph s.e.
From diet composition 3.50 0.57 Troph of juv./adults.
From individual food items 3.90 0.84 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Bradstreet, M.S.W., 1980
(e.g. 9948)
(e.g. cnidaria)
Entered by Karpouzi, Vasiliki on 05.31.07
Modified by Polido, Rubyann Robelle on 05.21.18
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