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| Species | Development state | Trait | Primary Data | Secondary Data |
| Rutilus rutilus | Female | Maximum GSI value | Mean 18%, up to 30% [In April, in Gomishan] and Mean of 15% up to 23% [In April for Anzali] | 18.0 percent |
| Rutilus rutilus | Male | Maximum GSI value | Mean of 4.5, up to 7.5 and even 9% [In March, in Gomishan] and mean of 4, up to 7.5% [In March for Anzali] | 4.5 percent |
| Rutilus rutilus | Egg | Oocyte diameter | The egg diameter, from ovary, varied from 0.9 to 1.45 mm in Gomishan roach compared to 0.95-1.3 mm in Anzali roach | 1.125 mm |
| Rutilus rutilus | Female | Absolute fecundity | The absolute fecundity for Caspain Sea roach has been recorded at the amazing range of 940-140000. In the present study, the ranges were 4262-98804 and 6035-32141 for Gomishan and anzali roach, respectively | 70470.0 thousand eggs |
| Rutilus rutilus | Female | Weight at sexual maturity | Weight of male sampled: 73.95 ± 51.65, range 11.15-467.20 g in Gomishan wetland and 96.41 ± 39.14, range 37.37-238.34 g in Anzali | 73.95 kg |
| Rutilus rutilus | Female | Length at sexual maturity | Length of female sampled: 184.65 ± 26.39, range 104-311 (most 176-180) in Gomishan wetland and 203.69 ± 23.61, range 153-271 (most 191-200) mm in Anzali | 184.65 cm |
| Rutilus rutilus | Male | Length at sexual maturity | Length of male sampled: 167.72 ± 33.58, range 91-237 (most 161-170) in Gomishan wetland and 202.65 ± 21.45, range 137-275 (most 201-210) mm in Anzali | 167.72 cm |
| Rutilus rutilus | Male | Weight at sexual maturity | Weight of male sampled: 53.11 ± 29.36, range 6.38-148.08 g in Gomishan wetland and 93.88 ± 31.56, range 24.21-245 g in Anzali | 53.11 kg |