No detailed citation.
Species | Development state | Trait | Primary Data | Secondary Data |
Salmo salar | Spawning conditions | Nycthemeral period of oviposition | Occured principally at night | Night |
Salmo salar | Spawning conditions | Spawning temperature | Decrease from 9 to 6°C during the spawning season | 9.0 °C |
Salmo salar | Spawning conditions | Spawning migration distance | From 3.5 to 49.2 in various rivers | 3.5 km |
Salmo salar | Spawning conditions | Spawning migration period | Migration take splace in three successive phases: rapid movement upstream for either long or short distances, than a long residence period, followed by a short upstream migration just before spawning | No data |
Salmo salar | Spawning conditions | Spawning season | Begin from 10 and 12 December | ['December'] |