Inhabits close to bottom of lakes. Feeds on snails, worms and insects. Spawns in late November in very shallow water, over stones close to surf zone .
Distinguished from congeners by having the following unique characters: 24-28 gill rakers; snout blunt; and back arched. Additional characters useful for identification, but not unique, include 10-12 scale rows between dorsal fin origin and lateral line, and 8-9 between anal fin origin and lateral line .: fusiform / normal.
Behavioural data for Coregonus Duplex is currently being reviewed.
Diet information for Coregonus Duplex is currently being compiled.
Reproduction data for Coregonus Duplex is currently being compiled.
Freshwater; demersal. Temperate
snails, worms and insects
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