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 : Summer
In 405 records from GBIF, adults of this genus have mostly been collected during July (33%), June (28%), August (19%), May (8%), and September (6%).
In 116 records from GBIF, this genus has been collected at elevations ranging from 26 to 10177 ft, with an average (median) of 1181 ft.
Time of day : Usually evening
Current speed: Still or slow
Substrate: Vegetation