Ecology of Hyporhamphus quoyi
 
Main Ref. Nakamura, Y., M. Horinouchi, T. Nakai and M. Sano, 2003
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 Hyporhamphus quoyi may be found.
Remarks Inhabits more turbid and estuarine situations than does Hyporhamphus dussumieri and is not found in oceanic islands (Ref. 9843). May enter rivers (Ref. 559). Found in medium to large-sized rivers of the lower Mekong (Ref. 12975); also inhabits coral reefs (Ref. 58534). Occurs in schools (Ref. 3132). Showed an ontogenetic trophic shift the smallest individuals are carnivores that pass through a brief period as omnivores before achieving the adult trophic habit of herbivory (Ref. 57260).

Substrate

Substrate
Substrate Ref.
Special habitats Beds: sea grass; Coral Reefs;
Special habitats Ref. Nguyen, N.T. and V.Q. Nguyen, 2006

Associations

Ref. Allen, G.R. and R. Swainston, 1988
Associations schooling;
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type ref Weliange, W.S. and U.S. Amarasinghe, 2007
Feeding habit variable
Feeding habit ref Weliange, W.S. and U.S. Amarasinghe, 2007
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 3.02 0.00 3.01 0.21 Troph of juv./adults from 2 studies.
Ref. Weliange, W.S. and U.S. Amarasinghe, 2007
From individual food items 2.86 0.31 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Pablico, Grace Tolentino on 08.16.04
Modified by OrtaƱez, Auda Kareen on 05.14.08
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