Main Ref. | Conkel, D., 1993 |
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Remarks | Inhabits lakes and rivers but prefers the moderate to fast flowing waters of the lower and middle river valley sections. Feeds on fish (Ref. 12251), aquatic and terrestrial insects (Ref. 7335). |
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. | Conkel, D., 1993 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Conkel, D., 1993 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.36 | 0.59 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |