Ecology Summary - Chionoecetes opilio

Ecology Summary - Chionoecetes opilio

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Ecology of Chionoecetes opilio

Main Ref.	Tremblay, M.J., 1997
Remarks	Sediments mostly consisted of fine brown mud, either with or without nodules, pebbles and foraminiferans (Ref. 119389). Also found on sandy and gravelly bottoms (Ref. 119370). With year round temperatures 0 to 5°C (Ref. 78817). Exhibits cannibalism (Ref. 101157).

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 Chionoecetes opilio may be found.

Habitat

Substrate	Benthic: mobile; Soft Bottom: sand; mud; Hard Bottom;
Substrate Ref.	Tremblay, M.J., 1997
Special habitats
Special habitats Ref.

Associations

संदर्भ	Hansen, H.S.B., 2015
Associations	parasitism;
Associated with	Hematodinium sp.
Association remarks
Parasitism	inside host (The parasitic dinoflagellate Hematodinium sp. lives in the hemolymph (blood) of the snow crab, causing a condition called bitter crab disease (BCD).)

feeding

Feeding type	mainly animals (troph. 2.8 and up)
Feeding type Ref.	Chuchukalo, V.I., V.A. Nadtochy, V.N. Koblikov and O.Y. Borilko, 2011
Feeding habit	variable
Feeding habit Ref.	Chuchukalo, V.I., V.A. Nadtochy, V.N. Koblikov and O.Y. Borilko, 2011

Trophic Level(s)

Estimation method	original sample		unfished population		टिप्पणी
Estimation method	Troph	s.e.	Troph	s.e.	टिप्पणी
From diet composition	3.54	0.44			Troph of juv./adults.
From individual food items	3.56	0.54			Trophic level estimated from a number of food items using a randomized resampling routine.
संदर्भ	Chuchukalo, V.I., V.A. Nadtochy, V.N. Koblikov and O.Y. Borilko, 2011

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