Insects & Arthropods of Wisconsin
The insects & arthropods most often spotted in Wisconsin, ranked by recent research-grade observations.
Most-observed insects & arthropods in Wisconsin
Common Eastern Bumble Bee
Bombus impatiens
14,401 observations
Monarch
Danaus plexippus
10,530 observations
Brown-belted Bumble Bee
Bombus griseocollis
6,243 observations
Asian Lady Beetle
Harmonia axyridis
5,672 observations
Two-spotted Bumble Bee
Bombus bimaculatus
4,319 observations
Western Honey Bee
Apis mellifera
4,303 observations
Goldenrod Soldier Beetle
Chauliognathus pensylvanicus
3,435 observations · iNaturalist
Red-spotted Admiral
Limenitis arthemis
3,338 observations
Red-belted Bumble Bee
Bombus rufocinctus
3,293 observations
Red Admiral
Vanessa atalanta
3,238 observations
Eastern Forktail
Ischnura verticalis
3,178 observations
Isabella Tiger Moth
Pyrrharctia isabella
3,147 observations
Japanese Beetle
Popillia japonica
2,865 observations
Northern Paper Wasp
Polistes fuscatus
2,813 observations
Small White
Pieris rapae
2,783 observations
Silver-spotted Skipper
Epargyreus clarus
2,671 observations
Black Swallowtail
Papilio polyxenes
2,590 observations
Eastern Tiger Swallowtail
Papilio glaucus
2,537 observations
Spongy Moth
Lymantria dispar
2,516 observations
Red Milkweed Beetle
Tetraopes tetrophthalmus
2,356 observations
Common Whitetail
Plathemis lydia
2,079 observations
Virginia Ctenucha Moth
Ctenucha virginica
2,074 observations
Great Spangled Fritillary
Argynnis cybele
2,062 observations · iNaturalist
Eastern Boxelder Bug
Boisea trivittata
1,991 observations
Black-and-gold Bumble Bee
Bombus auricomus
1,959 observations
Large Milkweed Bug
Oncopeltus fasciatus
1,952 observations
Banded Tussock Moth
Halysidota tessellaris
1,917 observations
Rusty-patched Bumble Bee
Bombus affinis
1,881 observations · iNaturalist
Widow Skimmer
Libellula luctuosa
1,875 observations
Six-spotted Tiger Beetle
Cicindela sexguttata
1,866 observations
Ebony Jewelwing
Calopteryx maculata
1,862 observations
Autumn Meadowhawk
Sympetrum vicinum
1,846 observations
Mourning Cloak
Nymphalis antiopa
1,799 observations
Tricolored Bumble Bee
Bombus ternarius
1,797 observations · iNaturalist
Margined Calligrapher
Toxomerus marginatus
1,786 observations · iNaturalist
Milkweed Tussock Moth
Euchaetes egle
1,724 observations
Bold Jumping Spider
Phidippus audax
1,644 observations
Common Green Darner
Anax junius
1,623 observations
Bald-faced Hornet
Dolichovespula maculata
1,563 observations
European Paper Wasp
Polistes dominula
1,561 observations
Twelve-spotted Skimmer
Libellula pulchella
1,547 observations
Blue Dasher
Pachydiplax longipennis
1,502 observations
American Lady
Vanessa virginiensis
1,484 observations
Eastern Tailed-Blue
Cupido comyntas
1,466 observations · iNaturalist
Half-black Bumble Bee
Bombus vagans
1,464 observations · iNaturalist
Pale Beauty
Campaea perlata
1,457 observations · iNaturalist
Lemon Cuckoo Bumble Bee
Bombus citrinus
1,456 observations · iNaturalist
Eastern Comma
Polygonia comma
1,439 observations
White-marked Tussock Moth
Orgyia leucostigma
1,419 observations · iNaturalist
Yellow Garden Spider
Argiope aurantia
1,409 observations