| 主要的食物 | 百分比 |
营养阶层 (y) |
掠食生活阶段 | 国家 | 地点 | 参考文献 |
|---|---|---|---|---|---|---|
| zoobenthos | 79 | 3.5 | juv./adults | South Africa | Bot River, Kleinmond and Palmiet estuaries on the southwestern Cape coast | 12563 |
| zoobenthos | 95 | 3.6 | juv./adults | South Africa | Swartkops estuary, 1975-1979 | 43781 |
| zoobenthos | 85 | 3.6 | juv./adults | South Africa | Sundays estuary, 1976-1979 | 43781 |
| zoobenthos | 33 | 4.0 | juv./adults | South Africa | Krom estuary, 1977-1980 | 43781 |
| nekton | 42 | 4.1 | juv./adults | South Africa | Gamtoos estuary, 1981-1982 | 43781 |