| Fishbase |
| Country | Locality | Absolute Fecundity | Relative Fecundity | Fecundity/length relationship | ||||
| min | max | Min | Mean | Max | a | b | ||
| British Isles, Mediterranean and Black sea | 1,000 | 35,000 | ||||||
| Croatia | Adriatic Sea (2003-2008) | 8,319 | 53,534 | |||||
| Sweden | Stromstad to Vastervick (1987) | 2,193 | 10,804 | |||||
| Turkey | Aegean Sea (1997) | 1,066 | 20,446 | |||||
| Turkey | Sinop (2000-2001) | 8,460 | 51,694 | |||||