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Western Honey Bee
Apis mellifera
5,533 observations
Asian Lady Beetle
Harmonia axyridis
3,927 observations
Seven-spotted Lady Beetle
Coccinella septempunctata
3,823 observations
California Tortoiseshell
Nymphalis californica
3,790 observations
Western Boxelder Bug
Boisea rubrolineata
3,661 observations
Isabella Tiger Moth
Pyrrharctia isabella
3,241 observations
European Mantis
Mantis religiosa
2,430 observations
Lorquin's Admiral
Limenitis lorquini
2,301 observations
Woodland Skipper
Ochlodes sylvanoides
2,271 observations
Black-tailed Bumble Bee
Bombus melanopygus
2,258 observations
Spotted Cucumber Beetle
Diabrotica undecimpunctata
2,244 observations
Pacific Forktail
Ischnura cervula
2,181 observations
Western Tiger Swallowtail
Papilio rutulus
2,149 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
2,102 observations
Brown Marmorated Stink Bug
Halyomorpha halys
2,073 observations
European Paper Wasp
Polistes dominula
1,966 observations
Eight-spotted Skimmer
Libellula forensis
1,952 observations
California Gall Wasp
Andricus quercuscalifornicus
1,938 observations
Invasive
Cinnabar moth
Tyria jacobaeae
1,894 observations
Common Whitetail
Plathemis lydia
1,836 observations
Yellow-faced Bumble Bee
Bombus vosnesenskii
1,682 observations
Small White
Pieris rapae
1,653 observations
Painted Lady
Vanessa cardui
1,553 observations
Speckled Gall Wasp
Cynips mirabilis
1,542 observations
Gray Hairstreak
Strymon melinus
1,533 observations
Large Yellow Underwing
Noctua pronuba
1,531 observations
Mylitta Crescent
Phyciodes mylitta
1,484 observations
Invasive
Western Earwig
Forficula dentata
1,406 observations
Striped Meadowhawk
Sympetrum pallipes
1,395 observations
Echo Azure
Celastrina echo
1,381 observations
Blue Dasher
Pachydiplax longipennis
1,373 observations
Leafhopper Assassin Bug
Zelus renardii
1,235 observations
Convergent Lady Beetle
Hippodamia convergens
1,204 observations
Vivid Dancer
Argia vivida
1,173 observations
Invasive
European Gazelle Beetle
Nebria brevicollis
1,162 observations
Western Polished Lady Beetle
Cycloneda polita
1,146 observations
Silver-spotted Tiger Moth
Lophocampa argentata
1,127 observations
Western Pondhawk
Erythemis collocata
1,105 observations
Fuzzy-Horned Bumble Bee
Bombus mixtus
1,094 observations
Variegated Meadowhawk
Sympetrum corruptum
1,089 observations
Anise Swallowtail
Papilio zelicaon
1,082 observations
Clodius Parnassian
Parnassius clodius
1,064 observations
Snowberry Checkerspot
Euphydryas colon
1,060 observations
Cardinal Meadowhawk
Sympetrum illotum
1,052 observations
Western Yellowjacket
Vespula pensylvanica
1,050 observations
Pale Swallowtail
Papilio eurymedon
1,014 observations
Common Ringlet
Coenonympha california
968 observations
Flame Skimmer
Libellula saturata
966 observations
Bald-faced Hornet
Dolichovespula maculata
956 observations
Spotted Tussock Moth
Lophocampa maculata
935 observations
Frequently Asked Questions
- The 10 most common insects in Oregon are:
- Western Honey Bee (Apis mellifera)
- Asian Lady Beetle (Harmonia axyridis)
- Seven-spotted Lady Beetle (Coccinella septempunctata)
- California Tortoiseshell (Nymphalis californica)
- Western Boxelder Bug (Boisea rubrolineata)
- Isabella Tiger Moth (Pyrrharctia isabella)
- European Mantis (Mantis religiosa)
- Lorquin's Admiral (Limenitis lorquini)
- Woodland Skipper (Ochlodes sylvanoides)
- Black-tailed Bumble Bee (Bombus melanopygus)
- The most observed insect in Oregon is Western Honey Bee (Apis mellifera), with 5,533 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)