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Upcoming Events

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

National Moth Week was July 23-31, 2022! See moth submissions.

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

Photos of insects and people from the 2019 gathering in Louisiana, July 25-27

Photos of insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Previous events


Species Hesperoperla pacifica - Golden Stonefly

Acroneuria californica - Stonefly - Hesperoperla pacifica Large Stonefly - Hesperoperla pacifica Stonefly - Hesperoperla pacifica Unidentified Golden Stonefly Nymph - Hesperoperla pacifica Unidentified (Golden) stonefly nymph - Hesperoperla pacifica Golden Stonefly - Hesperoperla pacifica Perlinae? @ 5500 ft asl in No Nevada - Hesperoperla pacifica stonefly - Hesperoperla pacifica
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Plecoptera (Stoneflies)
Superfamily Perloidea
Family Perlidae (Common Stoneflies)
Subfamily Acroneuriinae
Genus Hesperoperla
Species pacifica (Golden Stonefly)
Other Common Names
Willow fly, Pacific Stonefly, Small Golden Stone, Golden Stone, Big Golden Stonefly
Explanation of Names
Hesperoperla pacifica (Banks 1900)
Adults have been recorded at 41 mm (with wings).
map(1); recorded in AB AK AZ BC CA CO ID MT NM NV OR SD SK UT WA WY(2)
Internet References