Kirschbaum, F. and Williot, P., 2011. Ontogeny of the European sturgeon, Acipenser sturio. In Biology and Conservation of the European SturgeonAcipenser sturioL. 1758 (pp. 65-80). Springer, Berlin, Heidelberg.
Species | Development state | Trait | Primary Data | Secondary Data |
Acipenser sturio | Egg | Egg size after water-hardening | This embryo taken out of the 2.8 mm egg reveals a quite undeveloped stage comprising a large yolk sac and a small embryological fin fold | 2.8 mm |
Acipenser sturio | Egg | Egg adhesiveness | The development of the sticky dark grey eggs… | Adhesive |
Acipenser sturio | Egg | Incubation time | Egg development takes about 3 days at 20 C° | 3.0 days |
Acipenser sturio | Egg | Temperature for incubation | Hatched free embryo, 80 h old (representing stage 35) at 20 °C | 20.0 °C |
Acipenser sturio | Larvae | Initial larval size | At hatching the free embryo (developmental terms after Balon 1975), 9.3 mm long… | 9.3 mm |
Acipenser sturio | Larvae | Onset of exogeneous feeding | At 18 C exogenous feeding starts at about day 16. | 18.0 °C * day |