The giant Salmonflies of the Western mountains are legendary for their proclivity to elicit consistent dry-fly action and ferocious strikes.
In 833 records from GBIF, adults of this family have mostly been collected during June (25%), July (19%), May (18%), August (13%), September (8%), and April (6%).
In 260 records from GBIF, this family has been collected at elevations ranging from 26 to 10322 ft, with an average (median) of 2280 ft.
Shelter type: Very fine-meshed nets