Main Ref. | Keast, A., 1968 |
---|---|
Remarks | Inhabits vegetated lakes, pools of headwaters, creeks and small to medium rivers. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrate | Hard Bottom; |
---|---|
Substrate Ref. | Page, L.M. and B.M. Burr, 1991 |
Special habitats | vegetation |
Special habitats Ref. | Page, L.M. and B.M. Burr, 1991 |
Ref. | |
---|---|
Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
---|---|
Feeding type Ref. | Keast, A., 1968 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Magnin, É., E. Murawska and A.-M. Clément, 1978 |
Estimation method | Original sample | Unfished population | Remark | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.52 | 0.17 | Troph of juv./adults from 1 study. | ||
From individual food items | 3.17 | 0.38 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Keast, A., 1968 |