| Ref. principal | Collette, B.B. and C.E. Nauen, 1983 |
|---|---|
| Notas | Does not migrate extensively, although some seasonal movement appears to occur off Trinidad. Feeds largely on fishes, with smaller quantities of penaeid shrimps and loliginid cephalopods. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrato | |
|---|---|
| Substrate Ref. | |
| Habitats especiais | |
| Special habitats Ref. |
| Ref. | |
|---|---|
| Associações | |
| Associada com | |
| Comentários sobre associação | |
| Parasitismo |
| Tipo de alimentação | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Collette, B.B. and C.E. Nauen, 1983 |
| Hábito alimentar | hunting macrofauna (predator) |
| Feeding habit Ref. | Collette, B.B. and C.E. Nauen, 1983 |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | 3.31 | 0.42 | 3.30 | 0.43 | Troph of juv./adults from 1 study. |
| Dos itens alimentares individuais | 4.37 | 0.76 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | Gómez-Canchong, P., L. Manjarrés M., L.O. Duarte and J. Altamar, 2004 | ||||