Ecology of Hemigymnus melapterus
 
Main Ref. Sano, M., M. Shimizu and Y. Nose, 1984
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 Hemigymnus melapterus may be found.
Remarks Occur inshore (Ref. 75154). Found in subtidal reef flats and lagoon and seaward reefs. Juveniles found among branching corals while adults found in areas of mixed sand, rubble, and coral (Ref. 9710). Feed mainly on small invertebrates, especially crustaceans, polychaete worms, molluscs and brittle stars (Ref. 9823). Diet changing from primarily demersal planktonic crustaceans to hard-shelled invertebrates with growth (Ref. 37816).

Substrate

Substrate
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 Sano, M., M. Shimizu and Y. Nose, 1984
Feeding habit variable
Feeding habit ref Sano, M., M. Shimizu and Y. Nose, 1984
Trophic level(s)
Original sample Unfished population Remark
Estimation method Troph s.e. Troph s.e.
From diet composition 3.34 0.48
Ref. Sano, M., M. Shimizu and Y. Nose, 1984
From individual food items 3.55 0.45 Trophic level estimated from a number of food items using a randomized resampling routine.
(e.g. 346)
(e.g. cnidaria)
Entered by Sa-a, Pascualita on 01.24.94
Modified by OrtaƱez, Auda Kareen on 12.12.08
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