No detailed citation.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Chondrostoma toxostoma | Egg | Egg size after water-hardening | About 2 mm [Not specified] | 2.0 mm |
| Chondrostoma toxostoma | Female | Age at sexual maturity | At four years inVerdon (France), sex not specified | 4.0 year |
| Chondrostoma toxostoma | Female | Female sexual dimorphism | Does not seem to present any sexual dimorphims | Present |
| Chondrostoma toxostoma | Female | Absolute fecundity | A female can spawn 11 500 eggs | 11.0 thousand eggs |
| Chondrostoma toxostoma | Spawning conditions | Spawning season | From March to May, and upto June | ['March', 'April', 'May', 'June'] |
| Chondrostoma toxostoma | Spawning conditions | Spawning temperature | 11-13 | 12.0 °C |
| Chondrostoma toxostoma | Spawning conditions | Spawning water type | Search for small tributaries with strong current | Flowing or turbulent water |
| Chondrostoma toxostoma | Spawning conditions | Spawning depth | Shallow water | No data |
| Chondrostoma toxostoma | Spawning conditions | Spawning substrate | Coarse substrate | No category |
| Chondrostoma toxostoma | Spawning conditions | Parity | Could live up to 9 years | No category |