Author: (Linnaeus, 1758)
FBname: Rhone streber
Comments: A short-lived species reported to live in fast-flowing rivers with a  gravel substrate (Ref. 30578).  Occurs in main course of rivers and large streams and in riffles.  Found on stone bottom (Ref. 59043).  Lurks on the bottom during the day and comes out for crepuscular feeding (Ref. 11941).  Feeds on aquatic invertebrates.  Larvae feed on plankton under surface, then at about 2.5 cm SL, they move to benthic habitats.  Attains first sexual maturity at 2-4 years of age.  Spawns in deeper parts of riffles.  Deposits on gravel strongly adhesive eggs, 2.2 mm in diameter, which hatch in about 14 days at 13° C (Ref. 59043).  Threatened due to habitat destruction and pollution (Ref. 26100).