| Main Ref. | Kottelat, M., 1997 |
|---|---|
| Remarks | In several large lakes in Ireland. Feeds on bottom invertebrates and on semi-pelagic crustaceans (Mysis), and also on their own eggs. |
| 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. | Maitland, P.S. and R.N. Campbell, 1992 |
| Feeding habit | hunting macrofauna (predator) |
| Feeding habit Ref. | Maitland, P.S. and R.N. Campbell, 1992 |
| Estimation method | Original sample | Unfished population | Remark | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | |||||
| From individual food items | 3.56 | 0.40 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | |||||