Ecology Summary - Actinopyga obesa

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Ecology of Actinopyga obesa

Main Ref.	DeFelice, R.C., S.L. Coles, D. Muir and L.G. Eldredge, 1998
Remarks	Found among rocks and rubble (Ref. 105268). Inshore detritus and deposit feeder (Ref. 98471). Associated with the commensal portunid crab Lissocarcinus orbicularis and parasitic eulimid snail M. nitidula (Ref. 105266). Associated with coral communities. Dwells on sediments between coral heads (Ref. 129602).

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 Actinopyga obesa may be found.

Habitat

Substrate	Benthic: mobile; Hard Bottom: rocky; rubble;
Substrate Ref.	IUCN, 2014
Special habitats	Coral Reefs;
Special habitats Ref.	IUCN, 2014

Associations

Ref.	Ayotte, P., 2005
Associations	parasitism; symbiosis; commensalism;
Associated with	Holothuria leucospilota; Holothuria edulis (Ref. 129602). M. nitidula; Lissocarcinus orbicularis.
Association remarks	Commensal portunid crab Lissocarcinus orbicularis and parasitic eulimid snail M. nitidula (Ref. 105266).
Parasitism

feeding

Feeding type	mainly plants/detritus (troph. 2-2.19)
Feeding type Ref.	IUCN, 2014
Feeding habit	browsing on substrate
Feeding habit Ref.	IUCN, 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	2.00	0.00			Trophic level and s.e. inferred from exclusive plant/detritus food items.
Ref.

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