| Ref. principal | Svetovidov, A.N., 1986 |
|---|---|
| Notas | Low- to mid-level predator. Juveniles feed mainly on crustaceans while adults prey mainly on fish but may also take cephalopods and pelagic crustaceans (Refs. 1371, 58137, 88187). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrato | Hard Bottom: rocky; |
|---|---|
| Substrato Ref. | |
| Special habitats | |
| Habitats especiais Ref. |
| Ref. | |
|---|---|
| Associações | |
| Associado a | |
| Observações da associação | |
| Parasitism |
| Tipo de alimentação | mainly animals (troph. 2.8 and up) |
|---|---|
| Tipo de alimentação Ref. | Svetovidov, A.N., 1986 |
| Hábito alimentar | hunting macrofauna (predator) |
| Hábito alimentar Ref. | Svetovidov, A.N., 1986 |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | 4.32 | 0.26 | 4.04 | 0.65 | Troph of juv./adults from 19 studies. |
| Dos itens alimentares individuais | 3.91 | 0.71 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | Bergstad, O.A., 1991 | ||||