Shadri, A.M. (1996) Early development of nine-spined stickleback Pungitius pungitius (Gasterosteidae) at different temperatures. Journal of Ichthyology/Voprosy Ikhtiologii, pp. 269-273
| Species | Development state | Trait | Primary Data | Secondary Data |
| Pungitius pungitius | Egg | Incubation time | 4-6.75 days [96 hours at 20°C, 162 hours at 15°C] | 5.38 days |
| Pungitius pungitius | Egg | Temperature for incubation | 15-20 can be considered the optimum [5° is beyond the lower limit of tolerant zone, 28-30 the upper limit] | 17.5 °C |
| Pungitius pungitius | Egg | Degree-days for incubation | 80-100 [96 hours at 20°C, 162 hours at 15°C] | 90.0 °C * day |
| Pungitius pungitius | Larvae | Initial larval size | 4.2-4.57 | 4.38 mm |