Balvay, 1983


Balvay, G. (1983) L'alimentation naturelle des alevins de brochet (Esox lucius L.) durant les premiers mois de vie., pp. 179-198

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Esox lucius Egg Egg size after water-hardening During water hardening, the volume of egg increases by 25-40% 32.5 mm
Esox lucius Egg Degree-days for incubation 120 [Between 7 and 12°C] 120.0 °C * day
Esox lucius Larvae Initial larval size 6.5-10 [Encompassing all variations described] 8.25 mm
Esox lucius Larvae Larvae behaviour Remain motionless, fixed, during about one week Demersal
Esox lucius Larvae Temperature during larval development 12 12.0 °C
Esox lucius Larvae Sibling intracohort cannibalism At a size of 9 cm, it becomes cannibalistic, but could ocur earlier at 2.3 cm if insect populations are absent Absent
Esox lucius Larvae Full yolk-sac resorption 160-180 [i.e. 15 days at 11.2°C] 170.0 °C * day