Referencia principal | Robins, C.R. and G.C. Ray, 1986 |
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Observaciones | Occurs chiefly on the continental shelf, mostly on muddy bottoms (Ref. 2683) or sand bottoms of the outer shelf (Ref. 54164). Juveniles occur in surface waters. Feeds mainly on small crustaceans. Adults are demersal or bathypelagic (Ref. 47377). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | : demersal; Soft Bottom: sand; mud; |
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Substrate Ref. | Schneider, W., 1990 |
Special habitats | |
Special habitats Ref. |
Referencia | |
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Associations | schooling; |
Associated with | |
Association remarks | Forms large schools (Ref. 36543). |
Parasitism |
Tipo De Alimentación | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Robins, C.R. and G.C. Ray, 1986 |
Hábito De Alimentación | hunting macrofauna (predator) |
Feeding habit Ref. | Robins, C.R. and G.C. Ray, 1986 |
Estimation method | Muestra original | Población no pescada | Observación | ||
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Troph | s.e. | Troph | s.e. | ||
De la composición de la dieta | |||||
De tipos individuales de alimento | 3.50 | 0.50 | Tentative trophic level derived from 1 + troph of a single food item | ||
Referencia |