Ecology of Gymnocranius euanus
 
Main Ref. Carpenter, K.E. and G.R. Allen, 1989
Distribution
Marine - Neritic
  • supra-littoral zone
  • littoral zone
  • sublittoral zone
Marine - Oceanic
  • epipelagic
  • mesopelagic
  • epipelagic
  • abyssopelagic
  • hadopelagic
Brackishwater
  • estuaries/lagoons/brackish seas
  • mangroves
  • marshes/swamps
Freshwater
  • rivers/streams
  • lakes/ponds
  • caves
  • exclusively in caves
Highighted items on the list are where Gymnocranius euanus may be found.
Remarks Occurs over sand and rubble areas adjacent to rock and coral reefs. Feeds on bottom-dwelling gastropods. Also caught with bottom longlines and handlines (Ref. 9775).

Substrate

Substrate Soft Bottom: sand; Hard Bottom: rocky;
Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref. Nguyen, N.T. and V.Q. Nguyen, 2006

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type ref Carpenter, K.E. and G.R. Allen, 1989
Feeding habit hunting macrofauna (predator)
Feeding habit ref Carpenter, K.E. and G.R. Allen, 1989
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 3.80 3.26 0.30 Troph of adults from 1 study.
Ref. Kulbicki, M., Y.-M. Bozec, P. Labrosse, Y. Letourneur, G. Mou-Tham and L. Wantiez, 2005
From individual food items 3.37 0.58 Tentative trophic level derived from 1 + troph of a single food item
(e.g. 346)
(e.g. cnidaria)
Entered by Sa-a, Pascualita on 06.24.93
Modified by OrtaƱez, Auda Kareen on 08.10.07
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