Skurdal, 1985



Citation


No detailed citation.

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Coregonus lavaretus Spawning conditions Mating system Exhibit no permanent pair-binding [Males and females swim close to each other towards the surface while ejecting eggs and milt. Males are more active than females] No category
Coregonus lavaretus Spawning conditions Parental care Does not protect their eggs No category
Coregonus lavaretus Spawning conditions Spawning substrate Large stones with coarse gravel and send embebded Lithophils
Coregonus lavaretus Spawning conditions Spawning site preparation Non-territorial species where males neither fight for females nor dig spawning ditches Susbtrate chooser
Coregonus lavaretus Spawning conditions Spawning period duration Males appear at the spawning area earlier than females No data
Coregonus lavaretus Spawning conditions Spawning water type The spawning area is located below waterfall being 4.5 km upstream No category
Coregonus lavaretus Spawning conditions Spawning depth 0.5-2 m deep 1.25 m
Coregonus lavaretus Egg Egg adhesiveness Slightly adhesive [Stick to gravel and sand] Adhesive
Coregonus lavaretus Female Age at sexual maturity 2-6 [Sex not specified] 4.0 years
Coregonus lavaretus Egg Egg Buoyancy Demersal [Sink to the bottom] Ambiguous
Coregonus lavaretus Spawning conditions Spawning migration period Late autumn on their spawning run, males arrive earlier than females and occupied the spawning area for a longer period ['October', 'November', 'December']
Coregonus lavaretus Spawning conditions Spawning season Late October to late November ['October', 'November']
Coregonus lavaretus Larvae Sibling intracohort cannibalism Whitefish to a large extent cannibalize their own eggs Absent
Coregonus lavaretus Female Age at sexual maturity 2-6 [Sex not speicifed] 4.0 year