Kuliev, 1988



Citation


No detailed citation.

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Vimba vimba Female Age at sexual maturity Vimba mature in the 2nd and 3rd year of life. The caspian vimba matures at the age of 3. Fish of age 2-5 participate in spawning, and 4-year-old fish are predominant in the spawning population. 3.5 year
Vimba vimba Female Length at sexual maturity The major part of the spawning population consists of 16-23 cm females. In all studied year, mature females ranges from 13.5-17.8 [Age 3]; 16.8-18.9 [Age 4], 19.4-20.9 [Age 5] 19.5 cm
Vimba vimba Female Weight at sexual maturity In all studied year, mature females ranges from 48-114 g [Age 3]; 89-140 [Age 4], 133-177 [Age 5] 81.0 kg
Vimba vimba Female Female sexual dimorphism As a rule, the females are slightly larger than males of the same age Absent
Vimba vimba Female Absolute fecundity In 1960, the fecundity of vimba in Kyzylagach bay was 8900-39600 eggs, average 27400 eggs. According to the data collected in 1963, the absolute fecundity of vimba of 13.5-20.5 cm varied from 8300 to 29200 eggs. The absolute fecundity of vimba from the Arakum waterbodies (central Caspian) was in the range of 7000-89200 eggs. The mean fecundity was: 25000 eggs in 1965, 23500 eggs in 1966, and 35200 eggs in 1967. Vimba in the Terek basin varied from 11900 to 65300 eggs. 24250.0 thousand eggs
Vimba vimba Male Age at sexual maturity Vimba mature in the 2nd and 3rd year of life. The caspian vimba matures at the age of 3. Fish of age 2-5 participate in spawning, and 4-year-old fish are predominant in the spawning population. 3.5 years
Vimba vimba Male Length at sexual maturity The major part of the spawning population consists of 13-19 cm males. In all studied year, mature males ranges from 13.1-16.6 [Age 3]; 15.6-18.6 [Age 4], 17.3-20.1 [Age 5] 16.0 cm
Vimba vimba Male Weight at sexual maturity In all studied year, mature males ranges from 39-87 g [Age 3]; 60-124 [Age 4], 87-175 [Age 5] 63.0 kg
Vimba vimba Spawning conditions Spawning migration period At the beginning of the spawning migration in Kyzylagach Bay (March). At the and of march and beginning of April, the spawning migration of kutum and vobla is nearly finished, mass entry of vimba into the Malyy Kyzylagach is observed. In Dagestan waters, the most vimba enter the Terek, Sulak, samur rivers, and the Arakum waterbodies for spawning from April onward at water temperatres of 10-13°C/ mass-scale migration was recorded in the second half of May in water temperatures of 19-20°C ['March', 'April', 'May']
Vimba vimba Spawning conditions Spawning season Spawns in Malyy Kyzylagach bay at the end of April and continues until the end of May ['April', 'May']
Vimba vimba Spawning conditions Spawning period duration Spawns in Malyy Kyzylagach bay at the end of April and continues until the end of May No data
Vimba vimba Spawning conditions Spawning temperature 18-20°C 19.0 °C
Vimba vimba Spawning conditions Spawning release Ovaries, close to the spawning, contain small (24-45%) and large (55-75%) eggs, which indicates spawning in batches Multiple
Vimba vimba Spawning conditions Parity Soon after spawning, the spawners migrate toward river mouths, where they feed until the next spawning season No category
Vimba vimba Spawning conditions Parental care Soon after spawning, the spawners migrate toward river mouths, where they feed until the next spawning season No category