Ecology Summary - Pycnogonum stearnsi

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Ecology of Pycnogonum stearnsi

Main Ref.	Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum, 2005
Remarks	Feeds on hosts: Hydroids Anthopleura xanthogrammica and Bunodactic elegantissima (Ref. 12). Association with other organisms: Aglaophenia sp., Clavelina huntsmani, Anthopleura xanthogrammica, Metridium senile and Bunodactis elegantissimum (Ref. 231). Depth estimate based on Family. Feeds on actinians (Ref. 121217).

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 Pycnogonum stearnsi may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

Ref.	Bisby, F.A., M.A. Ruggiero, K.L. Wilson, M. Cachuela-Palacio, S.W. Kimani, Y.R. Roskov, A. Soulier-Perkins and J. van Hertum, 2005
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	mainly animals (troph. 2.8 and up)
Feeding type Ref.	King, P.E., 1973
Feeding habit	feeding on a host (parasite)
Feeding habit Ref.	King, P.E., 1973

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	4.37	0.16			Tentative trophic level derived from 1 + troph of a single food item
Ref.

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