Main Ref. | Talwar, P.K. and A.G. Jhingran, 1991 |
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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). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. | Halwart, M. and M.V. Gupta, 2004 |
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Associations | |
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Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Serajuddin, M. and R. Ali, 2005 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. |
Estimation method | Original sample | Unfished population | Remark | ||
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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. |