Yilmaz, 2002



Citation


Yilmaz, F. (2002) Reproductive biology of the tench Tinca tinca (L., 1758) inhabiting Porsuk Dam Lake (Kutahya, Turkey). Fisheries Research (Amsterdam) [Fish. Res.], pp. 313-317

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Tinca tinca Spawning conditions Spawning period duration 6-8 [Begins in late April and continues through early July] 7.0 weeks
Tinca tinca Female Maximum GSI value 17% [In June] 17.0 percent
Tinca tinca Female Oogenesis duration July-August No data
Tinca tinca Female Relative fecundity 63.73-100.24 for age 4 at 7 respectively 81.985 thousand eggs/kg
Tinca tinca Female Age at sexual maturity Mostly at 4, few at 2-3 2.5 years
Tinca tinca Female Resting period Nearly 0 in July 0.0 months
Tinca tinca Female Onset of oogenesis August already at 2% ['August']
Tinca tinca Female Intensifying oogenesis activity From March to June, but quite regular increase from August until June ['August', 'March', 'June']
Tinca tinca Female Absolute fecundity 13-43 28.0 thousand eggs
Tinca tinca Spawning conditions Spawning season Begins in late April and continues through early July ['April', 'July']
Tinca tinca Female Weight at sexual maturity 0.216 ± 0.016 for female at age 4 0.216 kg
Tinca tinca Female Length at sexual maturity 23.9±1.4 for female at age 4 23.9 cm
Tinca tinca Female Age at sexual maturity Mostly at 4, some at 3 for females 4.0 year