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Western Honey Bee
Apis mellifera
6,315 observations
California Tortoiseshell
Nymphalis californica
4,622 observations
Asian Lady Beetle
Harmonia axyridis
4,369 observations
Seven-spotted Lady Beetle
Coccinella septempunctata
4,329 observations
Western Boxelder Bug
Boisea rubrolineata
4,008 observations
Isabella Tiger Moth
Pyrrharctia isabella
3,340 observations
Lorquin's Admiral
Limenitis lorquini
2,776 observations
Western Tiger Swallowtail
Papilio rutulus
2,716 observations
European Mantis
Mantis religiosa
2,555 observations
Pacific Forktail
Ischnura cervula
2,432 observations
Black-tailed Bumble Bee
Bombus melanopygus
2,415 observations
Spotted Cucumber Beetle
Diabrotica undecimpunctata
2,397 observations
Woodland Skipper
Ochlodes sylvanoides
2,371 observations
Large Yellow Underwing
Noctua pronuba
2,295 observations
Invasive
Cinnabar moth
Tyria jacobaeae
2,251 observations
Brown Marmorated Stink Bug
Halyomorpha halys
2,189 observations
Eight-spotted Skimmer
Libellula forensis
2,173 observations
Common Whitetail
Plathemis lydia
2,171 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
2,140 observations
Painted Lady
Vanessa cardui
2,107 observations
European Paper Wasp
Polistes dominula
2,086 observations
California Gall Wasp
Andricus quercuscalifornicus
2,070 observations
Yellow-faced Bumble Bee
Bombus vosnesenskii
1,950 observations
Small White
Pieris rapae
1,913 observations
Gray Hairstreak
Strymon melinus
1,790 observations
Mylitta Crescent
Phyciodes mylitta
1,720 observations
Invasive
Western Earwig
Forficula dentata
1,673 observations
Speckled Gall Wasp
Cynips mirabilis
1,639 observations
Echo Azure
Celastrina echo
1,590 observations
Western Polished Lady Beetle
Cycloneda polita
1,571 observations
Blue Dasher
Pachydiplax longipennis
1,518 observations
Convergent Lady Beetle
Hippodamia convergens
1,458 observations
Silver-spotted Tiger Moth
Lophocampa argentata
1,437 observations
Striped Meadowhawk
Sympetrum pallipes
1,413 observations
Snowberry Checkerspot
Euphydryas colon
1,358 observations
Vivid Dancer
Argia vivida
1,343 observations
Leafhopper Assassin Bug
Zelus renardii
1,307 observations
Pale Swallowtail
Papilio eurymedon
1,296 observations
Clodius Parnassian
Parnassius clodius
1,264 observations
Western Pondhawk
Erythemis collocata
1,241 observations
Anise Swallowtail
Papilio zelicaon
1,201 observations
Invasive
European Gazelle Beetle
Nebria brevicollis
1,185 observations
Cardinal Meadowhawk
Sympetrum illotum
1,184 observations
Boisduval's Blue
Icaricia icarioides
1,160 observations
Variegated Meadowhawk
Sympetrum corruptum
1,158 observations
Fuzzy-Horned Bumble Bee
Bombus mixtus
1,156 observations
Common Ringlet
Coenonympha california
1,139 observations
Flame Skimmer
Libellula saturata
1,103 observations
Western Yellowjacket
Vespula pensylvanica
1,098 observations
Pandora Pinemoth
Coloradia pandora
1,090 observations
Frequently Asked Questions
- The 10 most common insects in Oregon are:
- Western Honey Bee (Apis mellifera)
- California Tortoiseshell (Nymphalis californica)
- Asian Lady Beetle (Harmonia axyridis)
- Seven-spotted Lady Beetle (Coccinella septempunctata)
- Western Boxelder Bug (Boisea rubrolineata)
- Isabella Tiger Moth (Pyrrharctia isabella)
- Lorquin's Admiral (Limenitis lorquini)
- Western Tiger Swallowtail (Papilio rutulus)
- European Mantis (Mantis religiosa)
- Pacific Forktail (Ischnura cervula)
- The most observed insect in Oregon is Western Honey Bee (Apis mellifera), with 6,315 recorded observations.
- Some of the most commonly observed invasive insects in Oregon include:
- Cinnabar moth (Tyria jacobaeae)
- Western Earwig (Forficula dentata)
- European Gazelle Beetle (Nebria brevicollis)