| Ref. principal | Werner, R.G., B.V. Jonckheere, M.D. Clapsadl and J.M. Farrell, 1996 |
|---|---|
| Notas | Lives in clear vegetated lakes, quiet pools and backwaters of creeks and small to large rivers. Solitary, lurking hunter on other fishes as well as on ducklings, muskrats, and snakes. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrate | |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| Ref. | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Tipo de alimentação | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Werner, R.G., B.V. Jonckheere, M.D. Clapsadl and J.M. Farrell, 1996 |
| Hábito alimentar | hunting macrofauna (predator) |
| Feeding habit Ref. | Werner, R.G., B.V. Jonckheere, M.D. Clapsadl and J.M. Farrell, 1996 |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | 4.50 | 0.30 | Troph of juv./adults from 6 studies. | ||
| Dos itens alimentares individuais | 4.20 | 0.73 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | Wahl, D.H. and R.A. Stein, 1991 | ||||