Jungwirth, 1978



Citation


Jungwirth, M. (1978) Some notes to the farming and conservation of the Danube salmon (Hucho hucho). Env. Biol. Fish., pp. 231-234

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Hucho hucho Spawning conditions Spawning substrate Fist-sized loose gravel Lithophils
Hucho hucho Spawning conditions Spawning depth Average depth of one meter No data
Hucho hucho Egg Incubation time About 3 weeks at 12°C 3.0 days
Hucho hucho Female Relative fecundity 1.2-1.5 1.35 thousand eggs/kg
Hucho hucho Egg Temperature for incubation 12°C 12.0 °C
Hucho hucho Spawning conditions Spawning season Depending on the local water temperature spawning takes place between the middle of March and end of April ['April', 'March']
Hucho hucho Female Weight at sexual maturity First spawning takes place when fish are 3 or 4 kg [Sex not specified] 3.0 kg
Hucho hucho Larvae Onset of exogeneous feeding Two or three weeks later they begin feeding (at 12°C) 12.0 °C * day
Hucho hucho Male Weight at sexual maturity First spawning takes place when fish are 3 or 4 kg [Sex not specified] 3.0 kg
Hucho hucho Female Age at sexual maturity First spawning takes place when fish are 4 or 5 years old [Sex not specified] 4.0 year
Hucho hucho Spawning conditions Parity They are known to spawn up to 12 times per lifetime No category