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Insects & Arthropods of Wisconsin

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

165,248
recent observations
50
species listed
50
insects & arthropods

Naturalists have logged 165,248 research-grade observations across the 50 most-recorded species in Wisconsin. The most frequently seen is the Common Eastern Bumble Bee, with 18,203 recorded sightings.

Most-observed insects & arthropods in Wisconsin

Common Eastern Bumble Bee
Bombus impatiens
18,203 observations
Monarch
Danaus plexippus
13,278 observations
Brown-belted Bumble Bee
Bombus griseocollis
7,820 observations
Asian Lady Beetle
Harmonia axyridis
6,709 observations
Two-spotted Bumble Bee
Bombus bimaculatus
5,263 observations
Western Honey Bee
Apis mellifera
5,220 observations
Goldenrod Soldier Beetle
Chauliognathus pensylvanicus
4,234 observations · iNaturalist
Red-belted Bumble Bee
Bombus rufocinctus
4,088 observations
Red-spotted Admiral
Limenitis arthemis
3,750 observations
Isabella Tiger Moth
Pyrrharctia isabella
3,630 observations
Japanese Beetle
Popillia japonica
3,625 observations
Red Admiral
Vanessa atalanta
3,604 observations
Eastern Forktail
Ischnura verticalis
3,592 observations
Small White
Pieris rapae
3,369 observations
Northern Paper Wasp
Polistes fuscatus
3,261 observations
Silver-spotted Skipper
Epargyreus clarus
3,259 observations
Black Swallowtail
Papilio polyxenes
3,029 observations
Eastern Tiger Swallowtail
Papilio glaucus
2,999 observations
Banded Tussock Moth
Halysidota tessellaris
2,636 observations
Red Milkweed Beetle
Tetraopes tetrophthalmus
2,626 observations
Spongy Moth
Lymantria dispar
2,579 observations
Large Milkweed Bug
Oncopeltus fasciatus
2,578 observations
Rusty-patched Bumble Bee
Bombus affinis
2,540 observations · iNaturalist
Great Spangled Fritillary
Argynnis cybele
2,372 observations · iNaturalist
Virginia Ctenucha Moth
Ctenucha virginica
2,317 observations
Black-and-gold Bumble Bee
Bombus auricomus
2,303 observations
Autumn Meadowhawk
Sympetrum vicinum
2,292 observations
Common Whitetail
Plathemis lydia
2,280 observations
Eastern Boxelder Bug
Boisea trivittata
2,269 observations
Milkweed Tussock Moth
Euchaetes egle
2,246 observations
Tricolored Bumble Bee
Bombus ternarius
2,229 observations · iNaturalist
Widow Skimmer
Libellula luctuosa
2,216 observations
Ebony Jewelwing
Calopteryx maculata
2,083 observations
Margined Calligrapher
Toxomerus marginatus
2,067 observations · iNaturalist
Bold Jumping Spider
Phidippus audax
1,959 observations
Lemon Cuckoo Bumble Bee
Bombus citrinus
1,939 observations · iNaturalist
Bald-faced Hornet
Dolichovespula maculata
1,928 observations
Six-spotted Tiger Beetle
Cicindela sexguttata
1,919 observations
Mourning Cloak
Nymphalis antiopa
1,895 observations
Blue Dasher
Pachydiplax longipennis
1,824 observations
Common Green Darner
Anax junius
1,814 observations
Yellow Garden Spider
Argiope aurantia
1,795 observations
European Paper Wasp
Polistes dominula
1,767 observations
Half-black Bumble Bee
Bombus vagans
1,741 observations · iNaturalist
Eastern Tailed-Blue
Everes comyntas
1,728 observations
Twelve-spotted Skimmer
Libellula pulchella
1,687 observations
Eastern Giant Swallowtail
Heraclides cresphontes
1,687 observations · iNaturalist
American Lady
Vanessa virginiensis
1,679 observations
Eastern Comma
Polygonia comma
1,675 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
1,645 observations · iNaturalist

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.

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