Ecology Summary - Octopus bocki

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Ecology of Octopus bocki

Main Ref.	Norman, M.D. and C.C. Lu, 2000
Remarks	Found in dens in dead coral rubble along coral reef crests. Nocturnal. Employs crypsis as primary defense. Known to feed on crustaceans (Ref. 96677).

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 Octopus bocki may be found.

Habitat

Substrate	Benthic: mobile; Hard Bottom: rubble;
Substrate Ref.	Valencia, N., 2006
Special habitats	Other habitats: burrows; tunnels;
Special habitats Ref.	Valencia, N., 2006

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	mainly animals (troph. 2.8 and up)
Feeding type Ref.	Valencia, N., 2006
Feeding habit	hunting macrofauna (predator)
Feeding habit Ref.	Valencia, N., 2006

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	3.50	0.50			Tentative trophic level derived from 1 + troph of a single food item
Ref.