| Fishbase |
| Country | Locality | Absolute Fecundity | Relative Fecundity | Fecundity/length relationship | ||||
| min | max | Min | Mean | Max | a | b | ||
| Europe | 650 | 42,500 | ||||||
| Finland | Finland | 4,000 | 35,000 | 375 | 405 | |||
| France | France | 10,000 | 42,000 | |||||
| Germany | Schleswig-Holstein | 0 | 40,000 | |||||
| Russia | Lake Ladoga | 10,000 | 16,000 | |||||
| UK | Southern Britain | 7,500 | 41,000 | |||||