| Main Ref. | Rivera, J. and A. Mujica, 2004 |
|---|---|
| Remarks | Bentho-demersal. Preyed upon by hake, sharks, mackerel, jack mackerel, cachema, catfish, anchoveta, deep-sea lions, and seabirds (Ref. 106929). Mean trophic level: 3.20 (Ref. 114779). Reported to feed on plankton (Ref. 106929), detritus, polychaetes and amphipods (Ref. 113935). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
|---|---|---|---|---|
| Marine zones / Brackish and freshwater bodies |
|
|
|
|
| Substrate | Benthic: mobile; demersal; |
|---|---|
| Substrate Ref. | Gutiérrez, M., A. Ramirez, S. Bertrand, O. Móron and A. Bertrand, 2008 |
| Special habitats | |
| Special habitats Ref. |
| Ref. | |
|---|---|
| Associations | |
| Associated with | |
| Association remarks | |
| Parasitism |
| Feeding type | plants/detritus+animals (troph. 2.2-2.79) |
|---|---|
| Feeding type Ref. | Poore, G., S. Ahyong and J. Taylor, 2011 |
| Feeding habit | |
| Feeding habit Ref. |
| Estimation method | original sample | unfished population | Remark | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| From diet composition | |||||
| From individual food items | 2.76 | 0.32 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| Ref. | |||||