No detailed citation.
Species | Development state | Trait | Primary Data | Secondary Data |
Rhodeus sericeus | Egg | Oocyte diameter | 2.4-3.1 [Not specified] | 2.75 mm |
Rhodeus sericeus | Egg | Egg Buoyancy | Dense, sinking quickly in freshwater | Demersal |
Rhodeus sericeus | Egg | Incubation time | 1.5 | 1.5 days |
Rhodeus sericeus | Larvae | Initial larval size | 3.3 | 3.3 mm |
Rhodeus sericeus | Larvae | Larvae behaviour | Positively rheotaxic, remains in the mussel | Demersal |
Rhodeus sericeus | Larvae | Reaction to light | Negatively phototaxic | Photophobic |
Rhodeus sericeus | Female | Age at sexual maturity | 1 [Both sex] | 1.0 year |
Rhodeus sericeus | Female | Length at sexual maturity | 3-3.5 | 3.25 cm |
Rhodeus sericeus | Female | Female sexual dimorphism | Long ovipositors that they use to place their eggs onto the gills of a mussel trough the mussel'sexhalant siphon | Absent |
Rhodeus sericeus | Female | Absolute fecundity | 0.08-0.250 are the typical breeding season fecundity | 0.17 thousand eggs |
Rhodeus sericeus | Male | Age at sexual maturity | 1 [Both sex] | 1.0 years |
Rhodeus sericeus | Male | Length at sexual maturity | 3-3.5 [Both sex] | 3.25 cm |
Rhodeus sericeus | Male | Male sexual dimorphism | Develop bright nuptial coloration | Present |
Rhodeus sericeus | Spawning conditions | Spawning season | April-August with a peak in May | ['April', 'May', 'June', 'July', 'August'] |
Rhodeus sericeus | Spawning conditions | Spawning substrate | Mussels | Ostracophils |
Rhodeus sericeus | Spawning conditions | Spawning site preparation | Males defend territories around one or several mussel | No category |
Rhodeus sericeus | Spawning conditions | Spawning release | Batch spawners with determinate fecundity; breeding season is fixed at the onset of the spawning season. with egg number in the ovary declining over the spawning season | Multiple |
Rhodeus sericeus | Spawning conditions | Spawning release | Bouts of spawning last 1-3 days, with the interval between bouts usually 5-7 days. once a batch of eggs has ovulated. females are capable of spawning up to at least five occasions on the same day | Multiple |
Rhodeus sericeus | Spawning conditions | Parental care | Males defend territories around one or several mussel | No category |