Main Ref. | Thomas, M.R. and B.M. Burr, 2004 |
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Remarks | Inhabits mixed sand and rock riffles and runs with debris in small to large, often swift rivers. Forages at night, feeding largely on aquatic insect larvae (Ref. 55397). |
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. |
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Associations | |
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Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | |
Feeding habit | |
Feeding habit Ref. |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.71 | 0.58 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |