Referencia principal | Whitehead, P.J.P., 1985 |
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Observaciones | Feeds on fish and benthic invertebrates (Ref. 188). Brackish- and saltwater, non-anadromous, entering limans and lower parts of river deltas, but occasionally in freshwater; a cold-loving species, tolerating 3 or 4 deg. C. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Referencia | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Tipo De Alimentación | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Whitehead, P.J.P., 1985 |
Hábito De Alimentación | hunting macrofauna (predator) |
Feeding habit Ref. | Whitehead, P.J.P., 1985 |
Estimation method | Muestra original | Población no pescada | Observación | ||
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Troph | s.e. | Troph | s.e. | ||
De la composición de la dieta | 4.44 | 0.76 | Troph of juv./adults from 1 study. | ||
De tipos individuales de alimento | 4.05 | 0.71 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Referencia |