Gillet, 1995



Citation


Gillet and al., at. (1995) Influence of temperature and size of females on the timing of spawning of perch (Perca fluviatilis) in lake Geneva from 1984 to 1993. Environmental Biology of fishes, pp. 355-63

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Perca fluviatilis Spawning conditions Spawning temperature Range 8-16 12.0 °C
Perca fluviatilis Spawning conditions Spawning period duration 4-6 [But spawning activity was intensive during 12 days] 5.0 weeks
Perca fluviatilis Spawning conditions Spawning water type Ponds, lakes, rivers Stagnant water
Perca fluviatilis Spawning conditions Spawning depth At the beginning of the spawning period, perch preferentially laid their eggs at a depth of 4 m in lake Geneva, while at the end of the spawning period, a depth of 12 m was preferred by the spawners 4.0 m
Perca fluviatilis Female Absolute fecundity 17.36-84.24 eggs for fish in a 205310 mm length 50.8 thousand eggs
Perca fluviatilis Spawning conditions Spawning season The spawning period of perch was May in lake Geneva ['May']
Perca fluviatilis Female Length at sexual maturity In lake Geneva, 87% of perch female became mature during the second year and their size varied from 13 to 20 cm 87.0 cm
Perca fluviatilis Female Age at sexual maturity In lake Geneva, 87% of perch female became mature during the second year 2.0 year