| Ref. principal | Keith, P., G. Marquet, P. Valade, P. Bosc and E. Vigneux, 2006 |
|---|---|
| Notas | Occur in estuaries and lower parts of the rivers at juvenile and immature adult stages in slow-running waters on sandy bottoms. Mature females stay on shallow marine bottoms; males are pelagic (Ref. 57749). Burrowing species (Ref. 75154). Reproduction occurs offshore. Leptocephali migrate to the littoral to follow up with their growth. Feed on fish and invertebrates, especially crustaceans (Ref. 57749). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| Substrato | Benthic; |
|---|---|
| Substrato Ref. | |
| Special habitats | Coral Reefs; |
| 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. | Harmelin-Vivien, M.L., 1979 |
| Hábito alimentar | hunting macrofauna (predator) |
| Hábito alimentar Ref. | Harmelin-Vivien, M.L., 1979 |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | 3.08 | 0.14 | Troph of juv./adults from 2 studies. | ||
| Dos itens alimentares individuais | 3.87 | 0.63 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | Harmelin-Vivien, M.L., 1979 | ||||