No detailed citation.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Leuciscus leuciscus | Egg | Oocyte diameter | Mean 1.2, range 1.1-1.4 [Egg within ovary] | 1.25 mm |
| Leuciscus leuciscus | Female | Age at sexual maturity | The smallest female about to spawn was 5 years old [Siberia, 3-5 Not specified for various populations] | 4.0 year |
| Leuciscus leuciscus | Female | Length at sexual maturity | The smallest female about to spawn was 14.9 cm [12-15.9 not specified for various populations] | 13.95 cm |
| Leuciscus leuciscus | Female | Maximum GSI value | The average GSI for females about to spawn was 13.8% [Range 8.9-19.4%] | 14.15 percent |
| Leuciscus leuciscus | Male | Age at sexual maturity | 3-5 |Not specified for vairous populations] | 4.0 years |
| Leuciscus leuciscus | Male | Length at sexual maturity | 12-15.9 [Not specified for various populations] | 13.95 cm |
| Leuciscus leuciscus | Male | Maximum GSI value | Average 1.2% | 1.2 percent |
| Leuciscus leuciscus | Spawning conditions | Spawning season | Varies according to latitude, mainly March-April [Full range February to July] | ['February', 'March', 'April', 'May', 'June', 'July'] |
| Leuciscus leuciscus | Spawning conditions | Spawning period duration | Spawing of all the age-groups togehter occurred within a 5-day period [In Siberia] | 5.0 weeks |
| Leuciscus leuciscus | Spawning conditions | Spawning temperature | About 6 [In Siberia] | 6.0 °C |