Comprehensive DescriptionRead full entry
BiologyInhabits riffles, pools below riffles and runs over gravel and sand mixed with sticks and leaves in creeks and small rivers. Also found in lakes (Ref. 5723, 10294). Feeds on dipteran larvae (midges and blackflies), mayflies (Potamanthus and Stenonema), and hydropsychid caddisflies (Cheumatopsyche) (Ref. 10294).