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Ecology of Astropecten polyacanthus
 
Main Ref. Schoppe, S., 2000
Remarks Buried in the sand during daytime and crawls on the sand to search for food at night. Feeds primarily on bivalves and gastropods and other small invertebrates buried in the sand (Ref. 800).

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 Astropecten polyacanthus may be found.

Habitat

Substrate Benthic: endofauna (infauna); Soft Bottom: sand ( coarse, ); mud; Hard Bottom: rubble;
Substrate Ref. Schoppe, S., 2000
Special habitats Beds: sea grass; Coral Reefs; Other habitats: burrows;
Special habitats Ref. Schoppe, S., 2000

Associations

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

feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Schoppe, S., 2000
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Ruppert, E.E., R.S. Fox and R.D. Barnes, 2004

Trophic Level(s)

Estimation method original sample unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.33 0.42 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 9948)
(e.g. cnidaria)
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