Ecology Summary - Rissoa variabilis

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Ecology of Rissoa variabilis

Main Ref.	Templado, J. and R. Villanueva, 2010
Remarks	Epifauna on vegetated substrates (Cymodocea nodosa), feeding on microalgae at depths between 10 and 14 m in different seasons (Ref. 124743). Found in Posidonia oceanica meadows with low and extremely low pH conditions (Ref. 124742).

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 Rissoa variabilis may be found.

Habitat

Substrate	Benthic; Hard Bottom: rocky;
Substrate Ref.	Giacobbe, S. and W. Renda, 2018
Special habitats	Beds: algae/seaweed; sea grass;
Special habitats Ref.	Marina, P., J. Urra and J.L. Rueda, 2012

Associations

Ref.
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.