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Ecology Summary - Aratus pisonii
Ecology of Aratus pisonii
 
Main Ref. Bright, T.J., 2010
Remarks Supratidal to intertidal, burrower (Ref. 97531). Inhabits estuaries, over rocks, pier pillars, and common in mangroves (Ref. 105894). One of the few crabs that actually feeds on live mangrove leaves and can access leaves all the way to the top of canopies (Ref. 87266). Found in the upper branches during high tide and often among the prop roots during low tide. Primarily consumes mangrove leaves but can also consume bark and fresh wood pulp. Observed to exhibit opportunistic feeding when leaf quality decreases (Ref. 106102).

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 Aratus pisonii may be found.

Habitat

Substrate Benthic: mobile; Hard Bottom: rocky;
Substrate Ref. Erickson, A.A., I.C. Feller, V.J. Paul, L.M. Kwiatkowski and W. Lee, 2008
Special habitats Other habitats: burrows; vegetation ( leaves, roots/holdfast, ); pilings;
Special habitats Ref. Almeida, A.O., P.A. Coelho, J.T.A. dos Santos and N.R. Ferraz, 2006

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type mainly plants/detritus (troph. 2-2.19)
Feeding type Ref. Erickson, A.A., I.C. Feller, V.J. Paul, L.M. Kwiatkowski and W. Lee, 2008
Feeding habit grazing on aquatic plants
Feeding habit Ref. Erickson, A.A., I.C. Feller, V.J. Paul, L.M. Kwiatkowski and W. Lee, 2008

Trophic Level(s)

Estimation method original sample unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 2.00 0.00 Trophic level and s.e. inferred from exclusive plant/detritus food items.
Ref.
(e.g. 9948)
(e.g. cnidaria)
Comments & Corrections
 
 
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