The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.
Stream photos
Time of year : June and July
In 48 records from GBIF, adults of this species have mostly been collected during May (40%), June (35%), April (8%), August (8%), and July (6%).
In 5 records from GBIF, this species has been collected at elevations ranging from 659 to 2152 ft, with an average (median) of 1112 ft.
Time of day : Evening