| Main Ref. | Kailola, P.J., M.J. Williams, P.C. Stewart, R.E. Reichelt, A. McNee and C. Grieve, 1993 |
|---|---|
| Remarks | Occurs on the continental shelf (Ref. 75154). Found throughout the water column (Ref. 6871). Feeding depth changes with shark size (Ref. 13440). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
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| 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. | Cortés, E., 1999 |
| Feeding habit | hunting macrofauna (predator) |
| Feeding habit Ref. |
| Estimation method | Original sample | Unfished population | Remark | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | 4.23 | 0.59 | 4.12 | 0.62 | Troph of juv./adults from 1 study. |
| From individual food items | 4.50 | 0.58 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | Cortés, E., 1999 | ||||