Targońska, K., Żarski, D., Krejszeff, S. and Kucharczyk, D., 2012. Influence of age of wild ide Leuciscus idus (L.) female on spawning effectiveness under controlled conditions. Italian Journal of Animal Science, 11(4), p.e63.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Leuciscus idus | Egg | Egg size after water-hardening | 1.20-1.60 | 1.4 mm |
| Leuciscus idus | Egg | Oocyte diameter | 0.34/0.76 | 0.34 mm |
| Leuciscus idus | Egg | Egg size after water-hardening | 1.2/1.6 | 1.2 mm |
| Leuciscus idus | Egg | Incubation time | 1.5 | 1.5 days |
| Leuciscus idus | Egg | Temperature for incubation | 14.0 | 14.0 °C |