Parkinson, 1999



Citation


No detailed citation.

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Thymallus thymallus Spawning conditions Nycthemeral period of oviposition Spawning events were noted only during the day, spawning can extend throughout the night in favourable thermal conditions Ambiguous
Thymallus thymallus Spawning conditions Spawning temperature 11 [Spawning behavior were observed on 28 March and lasted until 8 April] 11.0 °C
Thymallus thymallus Spawning conditions Spawning period duration About 2-3 [Males arrived on spawning grounds several days before females, and were detected on these grounds over much longer periods: 10-19 vs 2-3 days respecitively] 2.5 weeks
Thymallus thymallus Spawning conditions Spawning migration distance Range from 230 to 4980 m 230.0 km
Thymallus thymallus Spawning conditions Spawning migration period All migrations started between 18 and 29 March ['March']
Thymallus thymallus Spawning conditions Homing No certain, but in other areas grayligng ascened the same tributary year after year during their spawning runs Present