Rodriguez et al, 2001



Citation


Rodriguez, L. and Zanuy, S. and Carrillo, M. (2001) Influence of daylength on the age at first maturity and somatic growth in male sea bass (Dicentrarchus labrax L.). Aquaculture, pp. 159-175

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Dicentrarchus labrax Female Female sexual dimorphism Normally, males are smaller than females at the time of firts maturity, although there is no clear sexual dimorphism Absent
Dicentrarchus labrax Male Maximum GSI value During the second reprodcutive period (third annual cycle), the control group showed higher GSI values (January Ferbaury 2.5-3.0%) than at the first reproductive period 2.75 percent
Dicentrarchus labrax Spawning conditions Spawning season On the south-east coast of Spain, under natural conditions, spawning occurs during winter months ['January', 'February', 'March']
Dicentrarchus labrax Spawning conditions Spawning temperature On the south-east coast of Spain, under natural conditions, spawning occurs during winter months, under low temperatures (12-14°C) and short and/or increasing daylengths 13.0 °C