Main Ref. | Coker, G.A., C.B. Portt and C.K. Minns, 2001 |
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Remarks | Inhabits pools and main channels of medium to large rivers, usually over sand and gravel. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Soft Bottom: sand; Hard Bottom: rocky; |
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Substrate Ref. | Page, L.M. and B.M. Burr, 1991 |
Special habitats | |
Special habitats Ref. |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | Becker, G.C., 1983 |
Feeding habit | variable |
Feeding habit Ref. | Becker, G.C., 1983 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 2.70 | 0.31 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |