Réf. Princ. | Chirichigno, N.F., 1974 |
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Remarques | Occurs in schools (Ref. 5530). Known from a temperature range of 14-16 °C (Ref. 9098). Also caught with trammel nets (Ref. 9342). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrat | |
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Substrate Ref. | |
Habitats spéciaux | |
Special habitats Ref. |
Réf. | |
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Associations | |
Associé avec | |
Remarques sur les associations | |
Parasitisme |
Type de prise alimentaire | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | |
Habitude alimentaire | hunting macrofauna (predator) |
Feeding habit Ref. |
Estimation method | Échantillon original | Population non pêchée | Remarque | ||
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Troph | s.e. | Troph | s.e. | ||
À partir du régime alimentaire | 4.12 | 0.49 | 3.90 | 0.55 | Troph of juv./adults from 1 study. |
À partir des éléments alimentaires | 3.87 | 0.57 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Réf. | Medina, M., M. Araya and C. Vega, 2004 |