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Species | Development state | Trait | Primary Data | Secondary Data |
Anguilla anguilla | Female | Maximum GSI value | GSI of 44.8 ± 6.5 (range 36.3-60.0) in artificial conditions | 44.8 percent |
Anguilla anguilla | Egg | Egg adhesiveness | Not sticky | Non-Adhesive |
Anguilla anguilla | Egg | Temperature for incubation | 20 | 20.0 °C |
Anguilla anguilla | Egg | Egg Buoyancy | More than 90% of the eggs from all different batches floated | Pelagic |
Anguilla anguilla | Egg | Oocyte diameter | 0.8-0.95 [Stripped oocytes] | 0.875 mm |
Anguilla anguilla | Female | Absolute fecundity | Up to 4 000 | 4.0 thousand eggs |
Anguilla anguilla | Spawning conditions | Spawning release | Most eels ovulated more than once over periods up to several days | Mutliple |
Anguilla anguilla | Spawning conditions | Parity | Spawing once and die | Semelparous |