| Referencia principal | Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991 |
|---|---|
| Observaciones | Usually inhabits lower and middle reaches of rivers and lakes. A sea-run form is found in the eastern coast of Hokkaido. Young feed mainly on aquatic insects while fishes more than 30 cm are completely piscivorous. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrate | |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| Referencia | |
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| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Tipo De Alimentación | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991 |
| Hábito De Alimentación | hunting macrofauna (predator) |
| Feeding habit Ref. | Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991 |
| Estimation method | Muestra original | Población no pescada | Observación | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| De la composición de la dieta | 4.50 | 0.48 | Troph of juv./adults from 1 study. | ||
| De tipos individuales de alimento | 3.84 | 0.62 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Referencia | |||||