| 主要参考文献 | Lucena, F.M., T. Vaske Jr., J.R. Ellis and C.M. O'Brien, 2000 |
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| 附注 | Occurs in the Bahia Blanca estuary ecosystem. At approximately 4 cm TL, involved a change from demersal-pelagic prey (mysid shrimps) to demersal-benthic prey. While at approximately 8 cm TL, involved a progressive increase in ichthyophagy, mainly Argentine anchovy (Ref. 55045). |
| Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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| Marine zones / Brackish and freshwater bodies |
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| 基质 | |
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| 基底 参考文献 | |
| 特殊生境 | |
| 特殊生境 编号 |
| 参考文献 | |
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| 协会 | |
| 相关联 | |
| 协会备注 | |
| 寄生虫 |
| 摄取食物的类型 | mainly animals (troph. 2.8 and up) |
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| 供料类型 参考号 | Lucena, F.M., T. Vaske Jr., J.R. Ellis and C.M. O'Brien, 2000 |
| 摄取食物的习惯 | hunting macrofauna (predator) |
| 喂食习惯 参考文献 | Lucena, F.M., T. Vaske Jr., J.R. Ellis and C.M. O'Brien, 2000 |
| Estimation method | 最初的样本 | 不捕获族群 | 附注 | ||
|---|---|---|---|---|---|
| Troph | s.e. | Troph | s.e. | ||
| 从食物内容 | |||||
| 从个别的食物项目 | 3.72 | 0.60 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
| 参考文献 | Lucena, F.M., T. Vaske Jr., J.R. Ellis and C.M. O'Brien, 2000 | ||||