| Main Ref. | Robins, C.R. and G.C. Ray, 1986 |
|---|---|
| Anmärkningar | Inhabits soft bottoms (Ref. 5217). Caught from 180 to 300 m deep from 11.5-17°C (Ref. 54164). Feeds mainly on fishes (Ref. 3787). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrate | Soft Bottom |
|---|---|
| Substrate Ref. | |
| Special habitats | |
| Special habitats Ref. |
| Ref. | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Typ av föda | mainly animals (troph. 2.8 and up) |
|---|---|
| Feeding type Ref. | Caruso, J.H., 1978 |
| Födosöksstrategi | hunting macrofauna (predator) |
| Feeding habit Ref. | Caruso, J.H., 1978 |
| Estimation method | Ursprungligt prov | Ofiskad population | Kommentar | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| Från födosammansättning | 4.49 | 0.28 | 4.10 | 0.45 | Troph of juv./adults from 5 studies. |
| Från individuella födoämnen | 4.50 | 0.80 | Tentative trophic level derived from 1 + troph of a single food item | ||
| Ref. | Muto, E.Y., M.H.C. da Silva, G.R. Vera, S.S.M. Leite, D.G. Navarro and C.L.D.B. Rossi-Wongtschowski, 2005 | ||||