Main Ref. | McEachran, J.D. and K.A. Dunn, 1998 |
---|---|
Remarks | Occurs mostly on outer edge of continental shelf and upper part of continental slope. Feeds mostly on decapod crustaceans and to a lesser extent on amphipods, polychaetes, squids and fishes. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrate | |
---|---|
Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
---|---|
Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
---|---|
Feeding type Ref. | McEachran, J.D. and K.A. Dunn, 1998 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | McEachran, J.D. and K.A. Dunn, 1998 |
Estimation method | Original sample | Unfished population | Remark | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.59 | 3.37 | 0.36 | Troph of adults from 1 study. | |
From individual food items | 3.81 | 0.52 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Bowman, R.E., C.E. Stillwell, W.L. Michaels and M.D. Grosslein, 2000 |