Places › States › Washington › Insects & Arthropods

Insects & Arthropods of Washington

The insects & arthropods most often spotted in Washington, ranked by recent research-grade observations.

211,091
recent observations
50
species listed
50
insects & arthropods

Naturalists have logged 211,091 research-grade observations across the 50 most-recorded species in Washington. The most frequently seen is the Cross Orbweaver, with 15,855 recorded sightings.

Most-observed insects & arthropods in Washington

Cross Orbweaver
Araneus diadematus
15,855 observations
Western Honey Bee
Apis mellifera
12,490 observations
Asian Lady Beetle
Harmonia axyridis
9,441 observations
Black-tailed Bumble Bee
Bombus melanopygus
6,537 observations · iNaturalist
Yellow-faced Bumble Bee
Bombus vosnesenskii
6,441 observations · iNaturalist
Woodland Skipper
Ochlodes sylvanoides
6,233 observations · iNaturalist
Isabella Tiger Moth
Pyrrharctia isabella
5,730 observations
Fuzzy-Horned Bumble Bee
Bombus mixtus
5,626 observations · iNaturalist
European Mantis
Mantis religiosa
5,620 observations
Seven-spotted Lady Beetle
Coccinella septempunctata
5,578 observations
European Paper Wasp
Polistes dominula
5,558 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
5,382 observations · iNaturalist
Giant House Spider
Eratigena duellica
5,377 observations · iNaturalist
Lorquin's Admiral
Limenitis lorquini
5,309 observations
Zebra Jumping Spider
Salticus scenicus
5,215 observations · iNaturalist
Goldenrod Crab Spider
Misumena vatia
5,208 observations
Western Tiger Swallowtail
Papilio rutulus
4,842 observations
Silver-spotted Tiger Moth
Lophocampa argentata
4,768 observations · iNaturalist
Brown Marmorated Stink Bug
Halyomorpha halys
4,553 observations
Small White
Pieris rapae
4,355 observations
Large Yellow Underwing
Noctua pronuba
4,040 observations
Spotted Tussock Moth
Lophocampa maculata
3,489 observations
Pacific Forktail
Ischnura cervula
3,471 observations · iNaturalist
Bold Jumping Spider
Phidippus audax
3,367 observations
Western Boxelder Bug
Boisea rubrolineata
3,342 observations · iNaturalist
Eight-spotted Skimmer
Libellula forensis
3,278 observations
Western Tent Caterpillar Moth
Malacosoma californica
3,217 observations · iNaturalist
Yellow-fronted Bumble Bee
Bombus flavifrons
3,130 observations · iNaturalist
Echo Azure
Celastrina echo
2,963 observations · iNaturalist
Vancouver Bumble Bee
Bombus vancouverensis
2,864 observations · iNaturalist
Western Polished Lady Beetle
Cycloneda polita
2,843 observations · iNaturalist
Cinnabar Moth
Tyria jacobaeae
2,781 observations · iNaturalist
Bald-faced Hornet
Dolichovespula maculata
2,739 observations
Narrow-collared Snail-eating Beetle
Scaphinotus angusticollis
2,735 observations · iNaturalist
California Tortoiseshell
Nymphalis californica
2,712 observations
Blue Dasher
Pachydiplax longipennis
2,612 observations
Great Golden Digger Wasp
Sphex ichneumoneus
2,600 observations · iNaturalist
Common Red Soldier Beetle
Rhagonycha fulva
2,541 observations · iNaturalist
Pale Swallowtail
Papilio eurymedon
2,489 observations
Painted Lady
Vanessa cardui
2,428 observations
Western Earwig
Forficula dentata
2,356 observations · iNaturalist
Orange-legged Furrow Bee
Halictus rubicundus
2,326 observations
Bronze Ground Beetle
Carabus nemoralis
2,306 observations · iNaturalist
Western Yellowjacket
Vespula pensylvanica
2,285 observations · iNaturalist
Brown-lined Looper
Neoalcis californiaria
2,187 observations · iNaturalist
Virginian Tiger Moth
Spilosoma virginica
2,179 observations
California Bumble Bee
Bombus californicus
2,008 observations · iNaturalist
Common Drone Fly
Eristalis tenax
1,979 observations
Tissue Moth
Triphosa haesitata
1,909 observations · iNaturalist
Convergent Lady Beetle
Hippodamia convergens
1,797 observations

Built from recent research-grade iNaturalist observations. Identifications are community-sourced and may occasionally be wrong, and the ranking reflects where people record and photograph wildlife, so a species seen often here is not necessarily rare elsewhere. Some plants and animals are only out in certain seasons. Treat this as a lively snapshot of what people are finding, not a formal checklist.

Insects & Arthropods in nearby places

Out spotting insects & arthropods in Washington?

Take Huck with you. Identify any insects & arthropod you find in seconds and build your collection.

Get Huck

Love insects & arthropods? Get Huck field notes

Spotting tips, new species, and the best of what people are finding in the wild - straight to your inbox.

By subscribing you agree to receive Huck emails. No spam, unsubscribe anytime. See our Privacy Policy.