| Main Ref. | Holcík, J., 1986 | ||
| Predator stage | adults | ||
| Food I | nekton | ||
| Food II | finfish | ||
| Food III | bony fish | ||
| Food group | Clupeidae | Prey Stage/Part | adults |
| Food name | Clupea harengus | ||
| Commonness | very common (21-50%) | ||
| Country | |||
| Remark | Locality: Not stated. In the White Sea, up to 60% of the autumn herring catch is damaged. | ||