No detailed citation.
Species | Development state | Trait | Primary Data | Secondary Data |
Coregonus albula | Female | Age at sexual maturity | 1-2 [Both sex] | 1.5 year |
Coregonus albula | Female | Length at sexual maturity | 14.5-19.0 | 16.75 cm |
Coregonus albula | Female | Weight at sexual maturity | 30.0-64.0 g ! | 47.0 kg |
Coregonus albula | Female | Maximum GSI value | 26.5 [15 December], up to 29.92 [23 November] | 26.5 percent |
Coregonus albula | Female | Resting period | 2.5-3 months | 2.75 months |
Coregonus albula | Male | Age at sexual maturity | 1-2 [Both sex] | 1.5 years |
Coregonus albula | Male | Length at sexual maturity | 14.5-17 | 15.75 cm |
Coregonus albula | Male | Weight at sexual maturity | 33.0-51.0 g ! | 42.0 kg |
Coregonus albula | Male | Onset of spermatogenesis | In June and July spermatogonial divisions were observed in the ampules of some gonads | ['June', 'July'] |
Coregonus albula | Male | Main spermatogenesis activity | In October the spermiogenesis was more intensive, but could also occur in September | ['September', 'October'] |
Coregonus albula | Male | Maximum GSI value | 2.35 [End of November], 4.08%[October] | 2.35 percent |
Coregonus albula | Male | Resting period | 0.13-0.7 % [From December until March] | 5.0 months |
Coregonus albula | Spawning conditions | Spawning season | Autumn | ['October', 'November', 'December'] |
Coregonus albula | Spawning conditions | Spawning temperature | Starts at 6.7-7.7 | 7.2 °C |
Coregonus albula | Spawning conditions | Spawning release | Observations on the annual cycle of gonad development suggest that in lakes under study vendace lied eggs in one portion only | Total |