Main Ref. | Valtierra-Vega, M.T. and J.J. Schmitter-Soto, 2000 |
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Remarks | Found in rivers and lakes. Inhabits lower and middle sections of rivers in slower moving waters. Prefers a soft substrate of sand, mud and small stones (Ref. 7335). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | : sand; mud; |
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Substrate Ref. | Conkel, D., 1993 |
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. | Valtierra-Vega, M.T. and J.J. Schmitter-Soto, 2000 |
Feeding habit | selective plankton feeding |
Feeding habit Ref. | Valtierra-Vega, M.T. and J.J. Schmitter-Soto, 2000 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.40 | 0.45 | Tentative trophic level derived from 1 + troph of a single food item | ||
Ref. |