| Main Ref. | Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez, 1992 |
|---|---|
| Remarks | Mainly found in brackish estuaries and adjacent areas, over sandy or muddy bottoms. Sometimes caught in marine waters. Feeds on crustaceans. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrate | |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| Ref. | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Feeding type | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Courtenay, W.R. and H.F. Sahlman, 1978 |
| Feeding habit | hunting macrofauna (predator) |
| Feeding habit Ref. | Courtenay, W.R. and H.F. Sahlman, 1978 |
| Estimation method | Original sample | Unfished population | Remark | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | |||||
| From individual food items | 3.50 | 0.50 | Tentative trophic level derived from 1 + troph of a single food item | ||
| Ref. | |||||