| Main Ref. | Mai, A.C.G. and J.P. Veira, 2013 | ||
| Predator stage | juv./adults | ||
| Food I | nekton | ||
| Food II | finfish | ||
| Food III | bony fish | ||
| Food group | Clupeidae | Prey Stage/Part | juv./adults |
| Food name | Ramnogaster arcuata | ||
| Commonness | |||
| Country | Argentina | ||
| Remark | Locality: Bela Vista; Rosário, Mar del plata; Isla Trindade, Bahia Blanca, San Blas, Carmen de Patagones, Río Negro; 1961. | ||