Le Louarn, H. and Feunteun, E. and Lafaille, P. (2001) Le vairon Phoxinus phoxinus., pp. 196-197
| Species | Development state | Trait | Primary Data | Secondary Data |
| Leucaspius delineatus | Female | Age at sexual maturity | 1 [Female] | 1.0 year |
| Leucaspius delineatus | Male | Age at sexual maturity | 1 [Male] | 1.0 years |
| Leucaspius delineatus | Spawning conditions | Spawning season | Mid-May to Mid-July | ['May', 'June', 'July'] |
| Leucaspius delineatus | Spawning conditions | Spawning release | Spawing is asynhcronous and fractional: the spawning consists of ribbon of 8-10 cm | Fractional |
| Leucaspius delineatus | Spawning conditions | Parental care | Eggs are protected | No category |