Keckeis, H. (2001) Influence of river morphology and current velocity conditions on spawning site selection of Chondrostoma nasus (L.). Arch. Hydrobiol. Suppl., pp. 341-356
Species | Development state | Trait | Primary Data | Secondary Data |
Chondrostoma nasus | Spawning conditions | Parental care | Non-guarding | No care |
Chondrostoma nasus | Spawning conditions | Spawning substrate | High proportion of gravel and pebbles | Lithophils |
Chondrostoma nasus | Spawning conditions | Spawning site preparation | Open substratum spawner | Open water/substratum scatter |
Chondrostoma nasus | Spawning conditions | Spawning temperature | The spawning temperature (7-years of observation) was 9.0 ± 1.7°C | 9.0 °C |
Chondrostoma nasus | Spawning conditions | Spawning water type | Average current velocities between 0.4 and 0.6 m/s | Flowing or turbulent water |
Chondrostoma nasus | Spawning conditions | Spawning depth | Siginificant selection for depths in range of 0.2-0.3 m (nearly 60% of all measurements) | 0.25 m |
Chondrostoma nasus | Egg | Egg adhesiveness | Adhesive | Adhesive |
Chondrostoma nasus | Spawning conditions | Spawning migration distance | Huge spawning shoals migrate from the main stream into tributaries to their spawning sites | No data |
Chondrostoma nasus | Spawning conditions | Spawning migration period | In spring | ['April', 'May', 'June'] |
Chondrostoma nasus | Spawning conditions | Spawning season | Occurs mainly in April | ['April'] |
Chondrostoma nasus | Spawning conditions | Homing | It was used by the same individuals repeatedly from year to year | Absent |
Chondrostoma nasus | Larvae | Larvae behaviour | Benthic larvae | Demersal |
Chondrostoma nasus | Spawning conditions | Parity | It was used by the same individuals repeatedly from year to year | No category |