No detailed citation.
Species | Development state | Trait | Primary Data | Secondary Data |
Tinca tinca | Egg | Oocyte diameter | <1 | 1.0 mm |
Tinca tinca | Female | Oocyte development | Asynchronous ovarian development | Asynchronous |
Tinca tinca | Female | Onset of oogenesis | The onset of pre-spawning in April [Until February 25. all the fish were in previtellogenensis] | ['February', 'April'] |
Tinca tinca | Female | Intensifying oogenesis activity | May-June (Regular increase up to the spawning) | ['May', 'June'] |
Tinca tinca | Female | Maximum GSI value | 8.3-10.5 [End of May] | 9.4 percent |
Tinca tinca | Female | Oogenesis duration | About 3 months (April-July) | 3.0 months |
Tinca tinca | Female | Resting period | Between the last reproduction and the following spring (Period when water temperature is under 10°C) | 10.0 months |
Tinca tinca | Male | Onset of spermatogenesis | April | ['April'] |
Tinca tinca | Male | Main spermatogenesis activity | May-June (Increase regularly) | ['May', 'June'] |
Tinca tinca | Male | Spermatogenesis duration | About 2 (April-May) | 2.0 months |
Tinca tinca | Spawning conditions | Spawning period duration | 4-6 | 5.0 weeks |
Tinca tinca | Spawning conditions | Spawning temperature | 20-22 (Spawning never occurred below 20°C) | 21.0 °C |
Tinca tinca | Spawning conditions | Spawning release | Intermittent spawner | Fractional |