Ecology Summary - Hyas coarctatus

Language:

Ecology of Hyas coarctatus

Main Ref.	Jennings, S., J. Lancaster, A. Woolmer and J. Cotter, 1999
Remarks	Occurs at depths between 50 to 200 m, in areas of silt to very fine sand (Ref. 96391). Found on hard, soft (Ref. 106452), and muddy bottoms. Carnivorous, cannibalistic and opportunistic feeders, consuming gastropods, ophiuroids, crustaceans, bivalves and polychaetes (Ref. 118415).

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 Hyas coarctatus may be found.

Habitat

Substrate	Benthic: mobile; macrobenthos; Soft Bottom: sand ( fine, ); silt; mud; Hard Bottom;
Substrate Ref.	Callaway, R., J. Alsvag, I. de Boois, J. Cotter, A. Ford, H. Hinz, S. Jennings, I. Kroncke, J. Lancaster, G. Piet, P. Prince and S. Ehrich, 2002
Special habitats
Special habitats Ref.

Associations

Ref.	Jennings, S., J. Lancaster, A. Woolmer and J. Cotter, 1999
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	mainly plants/detritus (troph. 2-2.19)
Feeding type Ref.	Groß, J., B. Konar, T. Brey and J.M. Grebmeier, 2017
Feeding habit
Feeding habit Ref.

Trophic Level(s)

Estimation method	original sample		unfished population		Remark
Estimation method	Troph	s.e.	Troph	s.e.	Remark
From diet composition
From individual food items	3.64	0.18			Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.