Ecology of Hemitrygon akajei
 
Main Ref. Last, P.R. and L.J.V. Compagno, 1999
Remarks Inhabits sandy areas in coastal waters (Ref. 9137); also coral reefs (Ref. 58534).

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 Hemitrygon akajei may be found.

Habitat

Substrate
Substrate Ref.
Special habitats Coral Reefs;
Special habitats Ref.

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Last, P.R. and L.J.V. Compagno, 1999
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Masuda, H. and G.R. Allen, 1993
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.84 0.58 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. oophagy)
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