| Ref. principal | van der Elst, R.P. and F. Adkin (eds.), 1991 |
|---|---|
| Notas | Occurs off sandy beaches, rocky shores and in shallow bays (Ref. 5578). Feeds on crabs, lobsters, bony fish and small sharks (Ref. 5578). Forms schools in summer (Ref. 244). Hardy and keeps well in captivity (Ref. 244). Commonly caught by rock and surf sports anglers but not eaten much (Ref. 244). Meat is dried into shark 'biltong' or jerky which commands a relatively high price (Ref. 244). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrate | Soft Bottom: rocky; |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| Ref. | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Tipo de alimentação | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | van der Elst, R.P. and F. Adkin (eds.), 1991 |
| Hábito alimentar | hunting macrofauna (predator) |
| Feeding habit Ref. |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | 4.00 | 0.45 | 3.95 | 0.59 | Troph of juv./adults from 1 study. |
| Dos itens alimentares individuais | 4.21 | 0.76 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | Cortés, E., 1999 | ||||