Crivelli and Rosecchi, 2001



Citation


Crivelli, A.J. and Rosecchi, E. (2001) La grémille Gymnocephalus cernuus (Linné, 1758)., pp. 306-307

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Gymnocephalus cernuus Spawning conditions Spawning substrate Plants, or gravel Ambiguous
Gymnocephalus cernuus Spawning conditions Spawning temperature 12-18 15.0 °C
Gymnocephalus cernuus Female Relative fecundity 305-1540 922.5 thousand eggs/kg
Gymnocephalus cernuus Female Age at sexual maturity 1-3 [Sex not specified] 2.0 years
Gymnocephalus cernuus Egg Oocyte diameter 0.9-1.2 1.05 mm
Gymnocephalus cernuus Spawning conditions Spawning season March to August ['August', 'March']
Gymnocephalus cernuus Female Age at sexual maturity 1-3 [Sex not specified] 2.0 year
Gymnocephalus cernuus Spawning conditions Spawning release Female spawn several batches during the spawning season Mutliple