Main Ref. | Ortega, H. and R.P. Vari, 1986 |
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Remarks | Occurs over mud and silt in streams and lakes. Feeds on fish, insects, and plants (Ref. 9133). |
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 | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | Garcia, P.R., 1978 |
Feeding habit | variable |
Feeding habit Ref. | Garcia, P.R., 1978 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 2.84 | 0.36 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |