Deeler and Willemsen, 1964


Citation

No detailed citation.

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Sander lucioperca Egg Egg size after water-hardening 1.28-1.5 [After eggs have been deposited, they absorb water, resulting in an increase of approximatively 30 percent] 1.39 mm
Sander lucioperca Egg Egg adhesiveness Sticky [At the end of the incubation the stickiness decreases] Adhesive
Sander lucioperca Egg Incubation time 12 [10°C], 3-4 [20°C] 3.5 days
Sander lucioperca Egg Temperature for incubation 12-18 is optimal [10°C result in serious losses, and above 26°C develop abnormally] 15.0 °C
Sander lucioperca Egg Degree-days for incubation 70-120 95.0 °C * day
Sander lucioperca Larvae Initial larval size 4-5 4.5 mm
Sander lucioperca Larvae Larvae behaviour Larvae leave the nest immediatly after hatching Demersal
Sander lucioperca Larvae Reaction to light Positively phototactic Photopositive
Sander lucioperca Larvae Sibling intracohort cannibalism Cannibalism seems to be apply only to Central and Eastern European regions, not to Western Europe Present
Sander lucioperca Female Age at sexual maturity 3-4 [Both sex] 3.5 year
Sander lucioperca Female Length at sexual maturity 42-44 [Female] 43.0 cm
Sander lucioperca Female Female sexual dimorphism The genital papilla protrudes more strongly in the female than in mal Present
Sander lucioperca Female Relative fecundity 150-260 [Generally slightly over 200] 205.0 thousand eggs/kg
Sander lucioperca Female Absolute fecundity 200-300 but up to 2500 250.0 thousand eggs
Sander lucioperca Male Age at sexual maturity 3-4 [Both sex] 3.5 years
Sander lucioperca Male Length at sexual maturity 35 [Male] 35.0 cm
Sander lucioperca Spawning conditions Homing Tend to return to the same spawning place next year Present
Sander lucioperca Spawning conditions Spawning season Generally in April-May, with its extremes late in February and early in July ['February', 'April', 'May', 'July']
Sander lucioperca Spawning conditions Spawning temperature Begins in most waters at 12°C [Sometines at 8-9] 8.5 °C
Sander lucioperca Spawning conditions Spawning water type Water with current 0.1-0.2 m/s Flowing or turbulent water
Sander lucioperca Spawning conditions Spawning depth 0.5-1.0 m [But in still waters up to 11-17 m ] 0.75 m
Sander lucioperca Spawning conditions Spawning substrate Spawn preferably on a sandy or stony bottom. The eggs are deposited upon plant roots Phytophils
Sander lucioperca Spawning conditions Spawning site preparation Male builts the nest No category
Sander lucioperca Spawning conditions Nycthemeral period of oviposition Most spawning occurs in the early morning hours Day
Sander lucioperca Spawning conditions Spawning release Lays all the eggs simultaneously, monogamous [Female can participate in reproduction only once per season, the same applies for male] Total
Sander lucioperca Spawning conditions Parity She can participate in reproduction only once per season [Spawn only once a year] Iteroparous
Sander lucioperca Spawning conditions Parental care Male protects the eggs, which takes up a great deal of his time during the spawning season Male parental care