Calta, 2000



Citation


Calta, M. (2000) Morphological development and growth of chub, Leuciscus cephalus (L.), larvae. J. Appl. Ichthyol., pp. 83-85

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Leuciscus cephalus Spawning conditions Spawning substrate Rheophilous, gravel Lithophils
Leuciscus cephalus Spawning conditions Spawning water type Relatively swift-flowing streams Flowing or turbulent water
Leuciscus cephalus Egg Egg adhesiveness Adhesive [attached to the bottom of the haching tray during the incubation period] Adhesive
Leuciscus cephalus Egg Temperature for incubation 17 ± 1°C 17.0 °C
Leuciscus cephalus Spawning conditions Spawning migration distance Adults ascends the stream to spawn, often having to cross barriers and lead up waterfalls, population of adults can remain in the stream troughout the year No data
Leuciscus cephalus Egg Egg size after water-hardening 1.8 ± 0.2 [Newly fertilized eggs stripped from a female, n=20] 1.8 mm
Leuciscus cephalus Egg Egg Buoyancy Dermersal, negatively buoyant Ambiguous
Leuciscus cephalus Spawning conditions Spawning migration period Near the onset of reproduction No data
Leuciscus cephalus Spawning conditions Spawning season April to Mid-June ['April', 'June']
Leuciscus cephalus Larvae Temperature during larval development 17 ± 1 17.0 °C
Leuciscus cephalus Larvae Full yolk-sac resorption About 130 [8 days at 17 °C] 130.0 °C * day
Leuciscus cephalus Larvae Onset of exogeneous feeding About 130 [8 days at 17 °C] 130.0 °C * day
Leuciscus cephalus Larvae Initial larval size 6.3-6.8 6.55 mm
Leuciscus cephalus Larvae Larvae behaviour Newly hatched larvae stayed mainly motionless at the bottom of the tank, however time to time performed short and sudden jerky anguilliform movements [Schooling behavior for the entire period of larvae and juvenile development] Demersal
Leuciscus cephalus Spawning conditions Spawning release Fractional spawner Fractional