Lacustrine fluvial whitefish
Lacustrine. Gregarious, forms shoals. Spawns in September - February, depending on latitude and habitat, in flowing water in mid-autumn, in deep water in winter. Feeds on plankton in summer, may take benthic prey too. Migrates to spawn in bays at beginning of autumn and spawns over clean pebble or silt bottom at depths of 2-10 m (Ref. 59043).