Ecology Summary - Astropecten marginatus

Language:

Ecology of Astropecten marginatus

Main Ref.	Alvarado, J.J. and J. Cortés, 2009
Remarks	Feeds primarily on gastropods, bivalves and small crustaceans, and sometimes on amphipods, isopods, crabs, smaller echinoderms and fish larvae (Ref. 96392).

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 Astropecten marginatus may be found.

Habitat

Substrate	Benthic: mobile; Soft Bottom: sand; mud;
Substrate Ref.	Guilherme, P.D.B. and L.C. Rosa, 2014
Special habitats
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	plants/detritus+animals (troph. 2.2-2.79)
Feeding type Ref.	Guilherme, P.D.B. and L.C. Rosa, 2014
Feeding habit	hunting macrofauna (predator)
Feeding habit Ref.	Guilherme, P.D.B. and L.C. Rosa, 2014

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	3.73	0.41			Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.