| Réf. Princ. | Coker, G.A., C.B. Portt and C.K. Minns, 2001 |
|---|---|
| Remarques | Most common over gravel and sand in medium-sized rivers but can be found almost anywhere from small, fast-flowing rock-bottomed streams to vegetated lakes. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrat | Soft Bottom: sand; Hard Bottom: rocky; |
|---|---|
| Substrate Ref. | Page, L.M. and B.M. Burr, 1991 |
| Habitats spéciaux | |
| Special habitats Ref. |
| Réf. | |
|---|---|
| Associations | |
| Associé avec | |
| Remarques sur les associations | |
| Parasitisme |
| Type de prise alimentaire | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | |
| Habitude alimentaire | |
| Feeding habit Ref. |
| Estimation method | Échantillon original | Population non pêchée | Remarque | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| À partir du régime alimentaire | |||||
| À partir des éléments alimentaires | 3.43 | 0.46 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Réf. | |||||