Main Ref. | Caverivière, A. and G.A.R. Andriamirado, 1997 |
---|---|
Remarks |
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. | Caverivière, A. and G.A.R. Andriamirado, 1997 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. |
Estimation method | Original sample | Unfished population | Remark | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
From diet composition | 4.08 | 0.46 | 3.80 | 0.51 | Troph of juv./adults from 1 study. |
From individual food items | 3.99 | 0.57 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Abdel-Aziz, S.H., A.N. Khalil and S.A. Abdel-Maguid, 1993 |