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Midges

Midge

Midges · Chironomidae

☀️ Best on sunny days Active on 12 of 17 sections today

Fly Patterns

Dries Griffith's Gnat #18-22
Nymphs Mercury Midge #20-22 Spanish Bullet #16-18 Zebra Midge #18-22

Where & When

Madison 2 sections

Upper Madison
Nov–Mar · #22-26
Lower Madison
Nov–Mar · #22-26

Gallatin 2 sections

Gallatin Canyon Active 52.0°F
Jan–Dec · #18-26
Gallatin Valley Active 59.4°F
Jan–Dec · #18-26

Yellowstone 3 sections

Paradise Valley
Feb–Apr
Livingston
Feb–Apr
Lower Yellowstone
Feb–Apr

Big Hole 3 sections

Lower Big Hole Active 58.1°F
Jan–Dec · #18-26
Big Hole Canyon Active 59.5°F
Jan–Dec · #18-26
Upper Big Hole Active 55.8°F
Jan–Dec · #18-26

Beaverhead 2 sections

Upper Beaverhead Active
Jan–Dec · #18-26
Lower Beaverhead Active
Jan–Dec · #18-26

Jefferson 2 sections

Upper Jefferson Active 60.3°F
Jan–Dec · #18-26
Lower Jefferson Active 64.9°F
Jan–Dec · #18-26

Ruby 2 sections

Upper Ruby Active
Jan–Dec · #18-26
Lower Ruby Active
Jan–Dec · #18-26

East Gallatin 1 section

Bozeman Active
Jan–Dec · #18-26