What’s Hatching in July? Fly Fishing the United States

There are just so many different insects hatching, it is hard to distinguish which are the ones that require our attention. Therefore, this month we have focused on the hatches that will bring you the most opportunity and success with their plentiful numbers and predictability.

Major hatches across the United States in July.

JULY | Western States

• Midges #16 - #26
• Slate Gray Dun #12 - #14
• Western Green Drake #14 - #16
• Small Western Drake #10 - #12
• Brachycentrus Caddis #12 - #18
• Pale Morning Dun #14 - #18
• Rhyacophila Caddis #12 - #16
• Blue Winged Olive #18 - #22
• Trico #20 - #24
• Brown Drake #8 - #10
• Spotted Sedge #14 - #16
• Western Red Quill #14 - #16
• Slate Cream Dun #14 - #18
• Terrestrials Depends

JULY | Eastern Mid-Western States

• Midges #16 - #26
• Blue Winged Olive #18 - #22
• Eastern Gray Drake #12 - #16
• Light Cahill Little #14 - #16
• Yellow Stonefly #12 - #14
• Eastern Green Drake #8 - #10
• Isonychia #12 - #14
• Brown Drake #8 - #10
• Hexagenia #6 - #8
• Yellow Drake #12 - #14
• Golden Drake #8 - #10
• Slate Wing Olive #16 - #18
• Trico #20 - #24
• Terrestrials Depends