Hatches
5 of 21 insects active today across Southwest Montana.
Mayflies 10 species
Blue Winged Olives · Baetis tricaudatus
17 sections
Western March Browns · Rhithrogena
5 sections
Pale Morning Duns · Ephemerella inermis
17 sections
Green Drakes · Drunella grandis
1 section
Brown Drakes · Ephemera simulans
1 section
Little Green Drakes · Drunella flavilinea
1 section
Trico Mayflies · Tricorythodes minutus
11 sections
Callibaetis · Callibaetis nigritus
1 section
Gray Drakes · Siphlonurus occidentalis
1 section
Epeorus Spinners · Epeorus spp.
1 section
Stoneflies 4 species
Skwala Stoneflies · Skwala americana
3 sections
Salmonflies · Pteronarcys californica
3 of 7 sections
Golden Stoneflies · Hesperoperla pacifica
3 of 7 sections
Yellow Sally Stoneflies · Isoperla
8 of 11 sections
Caddis 2 species
Caddisflies · Tricoptera
12 of 17 sections
October Caddis · Dicosmoecus
10 sections
Midges 1 species
Midges · Chironomidae
12 of 17 sections
Terrestrials 4 species
Grasshoppers
17 sections
Ants
17 sections
Beetles
16 sections
Spruce Moths
1 section