Ecology Summary - Polyorchis haplus

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Ecology of Polyorchis haplus

Main Ref.	Cairns, S.D., D.R. Calder, A. Brinckmann-Voss, C.B. Castro, D.G. Fautin, P.R. Pugh, C.E. Mills, W.C. Jaap, M.N. Arai, S.H.D. Haddock and D.M. Opresko, 2003
Remarks	Sympatric with but usually less common than P. penicillatus; found year round but relatively rare (Ref. 2376).

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 Polyorchis haplus may be found.

Habitat

Substrate	Pelagic;
Substrate Ref.
Special habitats	Other habitats: other invertebrates (Sympatric with Polyorchis haplus.);
Special habitats Ref.	Wrobel, D. and C.E. Mills, 1998

Associations

Ref.	Sturm, C.F., T.A. Pearce and A. Valdes, 2006
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type
Feeding type Ref.
Feeding habit
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
Ref.

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