| Main Ref. | Billard, R., 1997 |
|---|---|
| Remarks | Feeds on fish, fish eggs and small insects (Ref. 30578). Also Ref. 84946. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrate | |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| संदर्भ | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Feeding type | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Billard, R., 1997 |
| Feeding habit | variable |
| Feeding habit Ref. |
| Estimation method | Original sample | Unfished population | टिप्पणी | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | 3.06 | 0.10 | Troph of juv./adults from 2 studies. | ||
| From individual food items | 3.22 | 0.47 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| संदर्भ | Mukhacheva, V.A., 1950 | ||||