Guillard, 1992



Citation


No detailed citation.

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Salvelinus alpinus Spawning conditions Spawning site preparation Several nests, constitue by gravels, could be construct by female No category
Salvelinus alpinus Spawning conditions Spawning period duration 4 [when the water is about 8°C during the beginning of the cycle] 4.0 weeks
Salvelinus alpinus Spawning conditions Spawning depth Either swallow waters or at depth of 120 m 120.0 m
Salvelinus alpinus Female Relative fecundity 2-3 2.5 thousand eggs/kg
Salvelinus alpinus Female Age at sexual maturity 2 [weak proportion] 2.0 years
Salvelinus alpinus Egg Degree-days for incubation 443.2 [8°C]- 464.8 [4°C] 443.2 °C * day
Salvelinus alpinus Egg Temperature for incubation 3-8 [Optimal temperature, above 8 : important mortality and above 12 complete mortality] 5.5 °C
Salvelinus alpinus Egg Oocyte diameter 3-5 4.0 mm
Salvelinus alpinus Spawning conditions Spawning season Autum or during winter ['February', 'March', 'January']
Salvelinus alpinus Larvae Temperature during larval development 5-8 [Optimal temperature], 12 [almost lethal temperature] 6.5 °C
Salvelinus alpinus Larvae Larvae behaviour Rest near the bottom Demersal