No detailed citation.
Species | Development state | Trait | Primary Data | Secondary Data |
Vimba vimba | Egg | Oocyte diameter | Egg diameter from the first batch is the largest (approx. 1.4 mm); in the final batch, eggs are much smaller (approx. O.6 mm in diameter). | 1.4 mm |
Vimba vimba | Egg | Incubation time | Embryonic development lasts for 3-4 days at 20-24°C, but can extend to 7 days at lower temperatures | 3.5 days |
Vimba vimba | Egg | Temperature for incubation | 20-24°C | 22.0 °C |
Vimba vimba | Egg | Degree-days for incubation | Embryonic development lasts for 3-4 days at 20-24°C, but can extend to 7 days at lower temperatures | 3.5 °C * day |
Vimba vimba | Larvae | Full yolk-sac resorption | Yolk resorption last up to 14 days | 14.0 °C * day |
Vimba vimba | Larvae | Onset of exogeneous feeding | Larvae begin to swim freely 7 days after hatching, and feed on day later | 7.0 °C * day |
Vimba vimba | Female | Age at sexual maturity | Under natural conditions, vimba becomes sexually mature at 4-5 years of age, although 3-year-old females have been found in spawning schools in the moutain tributaries of the Vistula River; in the Vistula lagoon, wimba first enter reproduction at the age of 7-8 years | 4.5 year |
Vimba vimba | Female | Absolute fecundity | A vimba can lay a total of 30,000-120,000 eggs in two or three batches. | 60.0 thousand eggs |
Vimba vimba | Spawning conditions | Spawning migration distance | The fish engage in short-distance anadromous migration, moving to spawn upstream in barbel or grayling regions. | No data |
Vimba vimba | Spawning conditions | Spawning season | Between May and July | ['May', 'July'] |
Vimba vimba | Spawning conditions | Spawning water type | Fast-flowing river currents, in well oxygenated waters | Flowing or turbulent water |
Vimba vimba | Spawning conditions | Spawning substrate | On a gravel bottom covered with pebbles or larger stones | Lithophils |
Vimba vimba | Spawning conditions | Spawning release | Batch spawning | Multiple |