No detailed citation.
Species | Development state | Trait | Primary Data | Secondary Data |
Ctenopharyngodon idella | Egg | Temperature for incubation | Above 20°C, developp normaly [Optimum 21-25°C] | 23.0 °C |
Ctenopharyngodon idella | Egg | Degree-days for incubation | Hatch between 18 and 30 hours at T>20°C, and developp normaly | 18.0 °C * day |
Ctenopharyngodon idella | Spawning conditions | Spawning season | All five accounts describe spawning as taking place in rivers during spring or early summer [Diverses sources: May-June in West River, China; Usually July, River Tone, Japan; July in Cho-shui Creek, Taiwan; Thought to be late Paril onwards, Amu-Darya River, Russia; June-July in Kuban River, Russia] | ['April', 'May', 'June', 'July', 'August', 'September'] |
Ctenopharyngodon idella | Spawning conditions | Spawning temperature | When water temperatures is at least 19°C or, more usually, four to five degrees higher [From 19-21 to 26-30] | 20.0 °C |
Ctenopharyngodon idella | Spawning conditions | Spawning water type | In a water current of between 0.5-2.4 m/sec | Flowing or turbulent water |