Ecology Summary - Archaster typicus

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Ecology of Archaster typicus

Main Ref.	Schoppe, S., 2000
Remarks	Juveniles are found in prop roots of mangroves and gradually inhabit sandy shores, seagrass areas and shoals as they age, where they are buried slightly in the sand. Feeds on some detritus, decaying plant materials and tiny invertebrates (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 Archaster typicus may be found.

Habitat

Substrate	Benthic: mobile; endofauna (infauna); Soft Bottom: sand ( level, );
Substrate Ref.	Miller, J., 1972
Special habitats	Beds: sea grass;
Special habitats Ref.	Schoppe, S., 2000

Associations

Ref.	Schoppe, S., 2000
Associations	parasitism; commensalism;
Associated with	Parvioris fulvescens and Parvioris shoplandi
Association remarks	Commensal with Parvioris shoplandi (Ref. 125338).
Parasitism	outside host (Oral surface.)

feeding

Feeding type	plants/detritus+animals (troph. 2.2-2.79)
Feeding type Ref.	Schoppe, S., 2000
Feeding habit	browsing on substrate
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	2.75	0.25			Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.