Main Ref. | Wilhelm, F.M., B.R. Parker, D.W. Schindler and D.B. Donald, 1999 |
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Remarks | Occurs in deep pools of large cold rivers and lakes (Ref. 5723). Most common in high mountainous areas where snowfields and glaciers are present (Ref. 5723). Rarely anadromous (Ref. 5723). Lacustrine form matures in lakes and spawns in tributaries, where young reside for one to three years (Ref. 10367). |
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. | Wilhelm, F.M., B.R. Parker, D.W. Schindler and D.B. Donald, 1999 |
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 | 3.72 | 0.57 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Wilhelm, F.M., B.R. Parker, D.W. Schindler and D.B. Donald, 1999 |