| Réf. Princ. | Palomares, M.L.D., 1991 |
|---|---|
| Remarques | Inhabits lakes, ponds, pools of creeks, and rivers. Also found in brackish water and in salt lakes. Most commonly found in clear water near vegetation; tends to shoal near the shore during spring (Ref. 9988). Feeds on immature insects, larger invertebrates, fishes and fish eggs during the day. Preyed upon by fishes and birds (Ref. 1998). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrat | |
|---|---|
| Substrate Ref. | |
| Habitats spéciaux | vegetation |
| Special habitats Ref. | Frimodt, C., 1995 |
| Réf. | |
|---|---|
| Associations | |
| Associé avec | |
| Remarques sur les associations | |
| Parasitisme |
| Type de prise alimentaire | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Palomares, M.L.D., 1991 |
| Habitude alimentaire | hunting macrofauna (predator) |
| Feeding habit Ref. | Palomares, M.L.D., 1991 |
| Estimation method | Échantillon original | Population non pêchée | Remarque | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| À partir du régime alimentaire | 3.67 | 0.18 | 3.70 | 0.62 | Troph of juv./adults from 6 studies. |
| À partir des éléments alimentaires | 3.36 | 0.47 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Réf. | Jansen, W.A. and W.C. Mackay, 1992 | ||||