Guerriero et al, 2005


Guerriero, G. and Ferro, R. and Ciarcia, G. (2005) Correlations between plasma levels of sex steroids and spermatogenesis during the sexual cycle of the chub, Leuciscus cephalus L. (Pisces: Cyprinidae). Zoological Studies, pp. 228233

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Leuciscus cephalus Male Onset of spermatogenesis December to February, slight increase in GSI ['January', 'February', 'December']
Leuciscus cephalus Male Main spermatogenesis activity End of February and March ['February', 'March']
Leuciscus cephalus Male Maximum GSI value 2.77 ± 0.04 % [April] 2.77 percent
Leuciscus cephalus Male Resting period July to November, only germinal cells were evident 6.0 months
Leuciscus cephalus Spawning conditions Spawning temperature Really high temperature from 28-32°C 30.0 °C