No detailed citation.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Salmo trutta fario | Egg | Egg size after water-hardening | Swollen egg diameter: 5.225 ± 0.327 (Rega), 5.100 ± 0.319 (Parseta), 5.149 ± 0.285 (Wieprza), 5.090 ± 0.287 (Grabowa) | 5.225 mm |
| Salmo trutta fario | Female | Length at sexual maturity | Length range of mature sea trout females (cm) in Pomeranian rivers: 36-91 (Rega), 34-93 (Parseta), 49-92 (Grabowa) | 63.5 cm |