| Ref. principal | Conkel, D., 1993 |
|---|---|
| Notas | Inhabits lakes and lower river valleys. Prefers lower and middle reaches of rivers in the slower moving waters with soft substrate of sand and mud. Feeds mainly on fish (Ref. 78170). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrato | |
|---|---|
| Substrato Ref. | |
| Special habitats | |
| Habitats especiais Ref. |
| Ref. | |
|---|---|
| Associações | |
| Associado a | |
| Observações da associação | |
| Parasitism |
| Tipo de alimentação | mainly animals (troph. 2.8 and up) |
|---|---|
| Tipo de alimentação Ref. | Conkel, D., 1993 |
| Hábito alimentar | hunting macrofauna (predator) |
| Hábito alimentar Ref. | Conkel, D., 1993 |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | |||||
| Dos itens alimentares individuais | 4.50 | 0.80 | Tentative trophic level derived from 1 + troph of a single food item | ||
| Ref. | |||||