Ecology Summary - Astropecten polyacanthus

Language:

More info | Plus d'info. | Mais info

Ecology of Astropecten polyacanthus

Main Ref.	Schoppe, S., 2000
Remarks	Buried in the sand during daytime and crawls on the sand to search for food at night. Feeds primarily on bivalves and gastropods and other small invertebrates buried in the sand (Ref. 800).

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 polyacanthus may be found.

Habitat

Substrate	Benthic: endofauna (infauna); Soft Bottom: sand ( coarse, ); mud; Hard Bottom: rubble;
Substrate Ref.	Schoppe, S., 2000
Special habitats	Beds: sea grass; Coral Reefs; Other habitats: burrows;
Special habitats Ref.	Schoppe, S., 2000

Associations

Ref.	Schoppe, S., 2000
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	mainly animals (troph. 2.8 and up)
Feeding type Ref.	Schoppe, S., 2000
Feeding habit	hunting macrofauna (predator)
Feeding habit Ref.	Ruppert, E.E., R.S. Fox and R.D. Barnes, 2004

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	3.33	0.42			Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.

Comments & Corrections