Ecology Summary - Ommastrephes bartramii

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Ecology of Ommastrephes bartramii

Main Ref.	Schneider, W., 1990
Remarks	Oceanic but occurs near the surface at night (Ref. 417). Occasionally washed up on the beaches (Ref. 88739).

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 Ommastrephes bartramii may be found.

Habitat

Substrate	Pelagic;
Substrate Ref.	Roper, C.F.E., M.J. Sweeney and C.E. Nauen, 1984
Special habitats
Special habitats Ref.

Associations

Ref.	Schneider, W., 1990
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	mainly animals (troph. 2.8 and up)
Feeding type Ref.	Araya, H., 1983
Feeding habit	hunting macrofauna (predator)
Feeding habit Ref.	Hoving, H.J.T., J.A.A. Perez, K.S.R. Bolstad, H.E. Braid, A.B. Evans, D. Fuchs, H. Judkins, J.T. Kelly, J.E.A.R. Marian, R. Nakajima, U. Piatkowski, A. Reid, M. Vecchione, J.C.C. Xavier, 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	4.42	0.47			Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.