Main Ref. | Allen, G.R., 1991 |
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Remarks | Found in both large turbid lowland rivers and relatively steep gradient tributaries in mountainous terrain (Ref. 2847). Occurs in clear, flowing streams over gravel or rock bottoms (Ref. 5259). Feeds mainly on insects and crustaceans. |
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. |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Allen, G.R., 1989 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Allen, G.R., 1989 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.35 | 0.45 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |