Main Ref. | Oscoz, J., P.M. Leunda, R. Miranda and M.C. Escala, 2006 |
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Remarks | Occurs in streams and rivers with clear water, gravel or sandy bottoms (Ref. 57030). Also inhabits slow moving lowland waters with gravel, sandy and clayey bottoms (Ref. 57030). Feeds mainly on Chironomidae larvae, Trichoptera larvae and terrestrial invertebrates (Ref. 57821). |
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. | Oscoz, J., P.M. Leunda, R. Miranda and M.C. Escala, 2006 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Oscoz, J., P.M. Leunda, R. Miranda and M.C. Escala, 2006 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.17 | 0.44 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |