Porcher, J.P. and Baglinière, J.L. (2001) Le saumon atlantique Salmo salar linné, 1758., pp. 240-243
Species | Development state | Trait | Primary Data | Secondary Data |
Oncorhynchus tshawytscha | Spawning conditions | Homing | Homing | Present |
Salmo salar | Egg | Oocyte diameter | 5-7 | 6.0 mm |
Salmo salar | Egg | Degree-days for incubation | 440 | 440.0 °C * day |
Salmo salar | Larvae | Larvae behaviour | Remain in the gravel until the resoprtion of the yolk-sac | Demersal |
Salmo salar | Female | Relative fecundity | 1.5-1.8 | 1.65 thousand eggs/kg |
Salmo salar | Spawning conditions | Spawning season | November to January | ['January', 'November'] |
Salmo salar | Spawning conditions | Spawning water type | Middle and upper part of river, with current | Flowing or turbulent water |
Salmo salar | Spawning conditions | Spawning substrate | Gravel and pebbles | Lithophils |
Salmo salar | Spawning conditions | Parity | About 10% survive the spawning season | No category |