Ecology of Johnius dussumieri
 
Main Ref. Somasekharan Nair, K.V., 1980
Remarks Found in coastal inshore waters to a depth of 40 m (Ref. 122704). Occurs mainly in the surf zone, partially estuarine-dependent (Ref. 122705). Feeds on nekton and benthic animals (Ref. 9491).

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 Johnius dussumieri may be found.

Habitat

Substrate Soft Bottom: mud;
Substrate Ref. Sreekanth, G.B., S.K. Chakraborty, A.K. Jaiswar and P.U. Zacharia, 2018
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. Somasekharan Nair, K.V., 1980
Feeding habit hunting macrofauna (predator)
Feeding habit Ref.
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 4.09 0.70 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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