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Ecology of Asthenosoma varium
 
Main Ref. Schoppe, S., 2000
Remarks Inhabits sandy and rubble areas at depths of 0 to 45 m. Feeds on algae and small invertebrates. Associated with Allopontonia iaini, Periclimenes colemani and Leutzenia asthenosomae (commensals) (Ref. 800). Its movement is assisted by non-venomous spines on the underside of its test (Ref. 85384).

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 Asthenosoma varium may be found.

Habitat

Substrate Benthic: mobile; Soft Bottom: sand; Hard Bottom: rubble;
Substrate Ref. de Beer, M., 1990
Special habitats Coral Reefs;
Special habitats Ref.

Associations

Ref. Schoppe, S., 2000
Associations commensalism;
Associated with
Association remarks
Parasitism

feeding

Feeding type plants/detritus+animals (troph. 2.2-2.79)
Feeding type Ref.
Feeding habit browsing on substrate
Feeding habit Ref.

Trophic Level(s)

Estimation method original sample unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 2.72 0.24 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
Ref. [ e.g. 3742]
Glossary [ e.g. cnidaria]
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