Open Access
Table 3
Comparison of early life stages of Aquitanian common pikes. Data for common pike were taken from Teletchea et al. (2007), completed with those on-line here https://www.storefish.org/species/esox-lucius). Definitions of traits can be found here https://storefish.org/description.
| Trait # | Trait description | Aquitanian pike | Common pike |
| Egg | |||
| 1 | Oocyte diameter (mm) | 2.31 | |
| 2 | Egg size after water-hardening (mm) | 2.73 ± 0.08 | 2.64 |
| 3 | Egg Buoyancy | Demersal | Demersal |
| 4 | Egg adhesiveness | Adhesive | Adhesive |
| 5 | Incubation time (days) | 11 | |
| 6 | Temperature for incubation (°C) | 9.5 | |
| 7 | Degree-days for incubation (°D) | 100 | |
| Larvae | |||
| 8 | Initial larval size (mm) | 9.09 ± 0.24 | 7.43 |
| 9 | Larvae behaviour | Demersal | Demersal |
| 10 | Reaction to light | Photopositive | |
| 11 | Temperature during larval development (°C) | 12 | 12 |
| 12 | Sibling intracohort cannibalism | Present | Present |
| 13 | Full yolk-sac resorption (°D) | 19 days at 12 °C | 15 days at 12 °C |
| 14 | Onset of exogeneous feeding (°D) | 7 days at 12 °C | |
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