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Fly Fishing Nymph

Michigan: Sturgeon River Hatch Chart

FlySizeJanFebMarAprMayJunJulAugSepOctNovDec
Streamers (various)6 - 12  
Little Black Caddis16 - 18          
Blue Winged Olive18 - 20           
Grannom14 - 16            
Hendrickson12 - 14               
March Brown12 - 14              
Caddis (various)16 - 18         
Gray Drake12 - 14             
Sulphur16 - 18             
Brown Drake10 - 12              
Terrestrials (various)6 - 12           
Trico22 - 28          
Hexagenia4 - 8              
White Fly12 - 14             
Click Fly Name to see patterns that imitate it.