Chauveheid, A. and Billard, R. (1983) Incubation and hatching of pike eggs and larval yolk resorption., pp. 163-176
Species | Development state | Trait | Primary Data | Secondary Data |
Esox lucius | Egg | Oocyte diameter | 2-2.5 [Ova or ferlilized egg before swelling] | 2.25 mm |
Esox lucius | Egg | Egg size after water-hardening | 2.5-2.9 [20-40% increase after water swelling] | 2.7 mm |
Esox lucius | Egg | Incubation time | 30.9 [5.8°C], 15.2 [9.0°C], 9.4 [12.0°C], 6.3 [15°C], 4.7 [18°C] | 30.9 days |
Esox lucius | Egg | Temperature for incubation | 7-15 is the optimum | 11.0 °C |
Esox lucius | Egg | Degree-days for incubation | About 120 [E = 4 + 1.2619-t] | 120.0 °C * day |
Esox lucius | Larvae | Initial larval size | 8.5-9 | 8.75 mm |
Esox lucius | Larvae | Larvae behaviour | Remain fixed vertically for about 130 DD, then swin near the surface | Demersal |
Esox lucius | Larvae | Full yolk-sac resorption | 160-180 | 170.0 °C * day |
Esox lucius | Larvae | Onset of exogeneous feeding | 150-160 | 155.0 °C * day |