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Photo#111069
Large Stonefly - Hesperoperla pacifica

Large Stonefly - Hesperoperla pacifica
Thompson River, Sanders County, Montana, USA
May 8, 2007
Size: around 3 cm?
During May we have a large hatch of these up Thompson River. Someone mentioned the name yellow*sally, but I'm not sure that's this one.

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Large Stonefly - Hesperoperla pacifica Large Stonefly - Hesperoperla pacifica Large Stonefly - Hesperoperla pacifica Large Stonefly - Hesperoperla pacifica

Moved
Moved from Stoneflies.

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