Honkanen, J.O. and Kostamo, A. and Kukkonen, J.V.K. (2005) Toxicity of a phytosterol mixture to grayling (Thymallus thymallus) during early developmental stages. Arch. Environ. Contam. Toxicol., pp. 391-396
| Species | Development state | Trait | Primary Data | Secondary Data |
| Thymallus thymallus | Egg | Temperature for incubation | At 8°C. Eyed eggs (11 days post fertilisation) were acclimated to 12°C in 4 days, when the temperature was raised by 1°C per day | 8.0 °C |