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Ecology of Macrognathus pancalus
 
Main Ref. Talwar, P.K. and A.G. Jhingran, 1991
Remarks Inhabits slow and shallow waters of rivers of plains and estuaries; never available above an altitude of 366 m. Also found in canals, streams, beels, ponds and inundated fields (Ref. 1479). Recorded as having been or being farmed in rice fields (Ref. 119549). Feeds mainly on aquatic insects, crustaceans, annelids, small forage fish. Feeding intensity was high in early maturity and post spawning stages (Ref. 55430). Adults consumed more food in autumn than in winter and rainy season (Ref. 55430).

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 Macrognathus pancalus may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref. Halwart, M. and M.V. Gupta, 2004

Associations

Ref.
Associations
Associated with
Association remarks
Parasitism

Feeding

Feeding type mainly animals (troph. 2.8 and up)
Feeding type Ref. Serajuddin, M. and R. Ali, 2005
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 3.52 0.51 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref.
(e.g. 346)
(e.g. cnidaria)
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