Sokolowska, E. and Skora, K.E. (2001) Fecundity of ninespine stickleback (Pungitius pungitius L., 1758) in the puck bay. Acta Ichthyologica et Piscatoria [ACTA ICHTHYOL. PISC.], pp. 45-60
| Species | Development state | Trait | Primary Data | Secondary Data |
| Pungitius pungitius | Egg | Oocyte diameter | Mean of 1.366, from 0.52 to 1.872 [Maturing eggs] | 1.37 mm |
| Pungitius pungitius | Female | Length at sexual maturity | 3.8-5.7 [Female] | 4.75 cm |
| Pungitius pungitius | Female | Weight at sexual maturity | 0.244-0.953 g | 0.6 kg |
| Pungitius pungitius | Female | Relative fecundity | Mean of 109 [Range from 47 to 393] | 109.0 thousand eggs/kg |
| Pungitius pungitius | Female | Absolute fecundity | Maximum fecundity recorded is 0.199 | 0.2 thousand eggs |