Ecology of Clarias batrachus
 
Main Ref. Yap, S.-Y., 1988
Remarks Inhabits swamps, ponds, ditches, rice paddies, and pools left in low spots after rivers have been in flood (Ref. 2854). Usually confined to stagnant, muddy water (Ref. 1479). Found in medium to large-sized rivers, flooded fields and stagnant water bodies including sluggish flowing canals (Ref. 12975). Undertakes lateral migrations from the Mekong mainstream, or other permanent water bodies, to flooded areas during the flood season and returns to the permanent water bodies at the onset of the dry season (Ref. 37770). Can live out of water for quite sometime and move short distances over land (Ref. 4833). Can walk and leave the water to migrate to other water bodies using its auxiliary breathing organs. The Lao use this fish as lap pa or ponne pa. Feeds on insect larvae, earthworms, shells, shrimps, small fish, aquatic plants and debris (Ref. 6459). Feeds mainly on insects (Ref. 13497).

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 Clarias batrachus 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. Yap, S.-Y., 1988
Feeding habit hunting macrofauna (predator)
Feeding habit Ref. Taki, Y., 1978
Trophic Level(s)
Estimation method Original sample Unfished population Remark
Troph s.e. Troph s.e.
From diet composition
From individual food items 3.42 0.50 Trophic level estimated from a number of food items using a randomized resampling routine.
Ref. Talde, C.M., A.C. Mamaril and M.L.D. Palomares, 2004
(e.g. 346)
(e.g. cnidaria)
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