| Ref. principal | Heemstra, P.C. and J.E. Randall, 1993 |
|---|---|
| Notas | Adults occur well offshore on rocky bottoms. Juveniles may be found inshore and are often reported from the northeastern coast of the U.S. Adults feed on fishes, gastropods, cephalopods, and brachyuran crustaceans. |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrato | Hard Bottom: rocky; |
|---|---|
| Substrato Ref. | |
| Special habitats | |
| 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. | Heemstra, P.C. and J.E. Randall, 1993 |
| Hábito alimentar | hunting macrofauna (predator) |
| Hábito alimentar Ref. | Heemstra, P.C. and J.E. Randall, 1993 |
| Estimation method | Amostra original | População virgem (não pescada) | Nota | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Da composição da dieta | |||||
| Dos itens alimentares individuais | 4.04 | 0.58 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | |||||