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| Species | Development state | Trait | Primary Data | Secondary Data |
| Silurus glanis | Egg | Egg adhesiveness | Adhesive | Adhesive |
| Silurus glanis | Egg | Incubation time | 2.5-3 [At 22-23°C] | 2.75 days |
| Silurus glanis | Egg | Degree-days for incubation | 60 | 60.0 °C * day |
| Silurus glanis | Egg | Temperature for incubation | 22-23 | 22.5 °C |
| Silurus glanis | Larvae | Temperature during larval development | 22-25 for the first 2-3 days, 25-28 for the other 2-3 days | 23.5 °C |
| Silurus glanis | Larvae | Onset of exogeneous feeding | 150 | 150.0 °C * day |
| Silurus glanis | Larvae | Larvae behaviour | Remain motionless on the bottom, 5-6 days after they swim well | Demersal |