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Western Honey Bee
Apis mellifera
6,542 observations
Asian Lady Beetle
Harmonia axyridis
4,962 observations
Black-tailed Bumble Bee
Bombus melanopygus
4,017 observations
Fuzzy-Horned Bumble Bee
Bombus mixtus
3,778 observations
Woodland Skipper
Ochlodes sylvanoides
3,297 observations
Isabella Tiger Moth
Pyrrharctia isabella
3,244 observations
European Paper Wasp
Polistes dominula
3,201 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
3,167 observations
European Mantis
Mantis religiosa
3,054 observations
Brown Marmorated Stink Bug
Halyomorpha halys
3,026 observations
Seven-spotted Lady Beetle
Coccinella septempunctata
2,834 observations
Western Tiger Swallowtail
Papilio rutulus
2,386 observations
Lorquin's Admiral
Limenitis lorquini
2,319 observations
Yellow-faced Bumble Bee
Bombus vosnesenskii
2,255 observations
Small White
Pieris rapae
2,231 observations
Great Golden Digger Wasp
Sphex ichneumoneus
2,150 observations
Silver-spotted Tiger Moth
Lophocampa argentata
2,131 observations
Pacific Forktail
Ischnura cervula
2,002 observations
Eight-spotted Skimmer
Libellula forensis
1,928 observations
Yellow-fronted Bumble Bee
Bombus flavifrons
1,844 observations
Large Yellow Underwing
Noctua pronuba
1,675 observations
Invasive
Common Red Soldier Beetle
Rhagonycha fulva
1,631 observations
Bald-faced Hornet
Dolichovespula maculata
1,604 observations
Western Tent Caterpillar Moth
Malacosoma californica
1,599 observations
Western Boxelder Bug
Boisea rubrolineata
1,597 observations
Narrow-collared Snail-eating Beetle
Scaphinotus angusticollis
1,574 observations
Spotted Tussock Moth
Lophocampa maculata
1,458 observations
Echo Azure
Celastrina echo
1,442 observations
Cinnabar moth
Tyria jacobaeae
1,427 observations
Blue Dasher
Pachydiplax longipennis
1,404 observations
Bronze Ground Beetle
Carabus nemoralis
1,397 observations
California Tortoiseshell
Nymphalis californica
1,377 observations
Western Polished Lady Beetle
Cycloneda polita
1,371 observations
Orange-legged Furrow Bee
Halictus rubicundus
1,306 observations
Invasive
Southern Oak Bush-cricket
Meconema meridionale
1,291 observations
Virginian Tiger Moth
Spilosoma virginica
1,278 observations
Western Yellowjacket
Vespula pensylvanica
1,272 observations
Tissue Moth
Triphosa haesitata
1,161 observations
Brown-lined Looper
Neoalcis californiaria
1,087 observations
Convergent Lady Beetle
Hippodamia convergens
1,086 observations
Pale Swallowtail
Papilio eurymedon
1,067 observations
Madrone Skin Miner
Marmara arbutiella
1,013 observations
Blue-green Sharpshooter
Graphocephala atropunctata
1,008 observations
Western Earwig
Forficula dentata
1,001 observations
California Bumble Bee
Bombus californicus
958 observations
Snowberry Checkerspot
Euphydryas colon
945 observations
Invasive
Eurasian Drone Fly
Eristalis arbustorum
943 observations
American Yellowjacket
Vespula alascensis
942 observations
Common Drone Fly
Eristalis tenax
932 observations
Clodius Parnassian
Parnassius clodius
926 observations
Frequently Asked Questions
- The 10 most common insects in Washington are:
- Western Honey Bee (Apis mellifera)
- Asian Lady Beetle (Harmonia axyridis)
- Black-tailed Bumble Bee (Bombus melanopygus)
- Fuzzy-Horned Bumble Bee (Bombus mixtus)
- Woodland Skipper (Ochlodes sylvanoides)
- Isabella Tiger Moth (Pyrrharctia isabella)
- European Paper Wasp (Polistes dominula)
- Western Conifer Seed Bug (Leptoglossus occidentalis)
- European Mantis (Mantis religiosa)
- Brown Marmorated Stink Bug (Halyomorpha halys)
- The most observed insect in Washington is Western Honey Bee (Apis mellifera), with 6,542 recorded observations.
- Some of the most commonly observed invasive insects in Washington include:
- Common Red Soldier Beetle (Rhagonycha fulva)
- Southern Oak Bush-cricket (Meconema meridionale)
- Eurasian Drone Fly (Eristalis arbustorum)
- Some of the most commonly observed native insects in Washington include:
- California Bumble Bee (Bombus californicus)