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Au Sable Hatch Chart

Au Sable Hatch Chart

This is the hatch chart for the Au Sable river in North Western Michigan.
Common Name Dates of Emergence
Black Caddis

Apr. 15 - June 15

Hendrickson

April 20 - May 20
Brown Drake

June 1 - July 10
Pale Evening Dun

May 15 - July 5
Giant Mayfly

June 15 - July 10
Trico

July 15 - Sep. 15
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