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Insects & Arthropods of Massachusetts

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

294,141
recent observations
50
species listed
50
insects & arthropods

Naturalists have logged 294,141 research-grade observations across the 50 most-recorded species in Massachusetts. The most frequently seen is the Common Eastern Bumble Bee, with 33,795 recorded sightings.

Most-observed insects & arthropods in Massachusetts

Common Eastern Bumble Bee
Bombus impatiens
33,795 observations
Western Honey Bee
Apis mellifera
17,991 observations
Asian Lady Beetle
Harmonia axyridis
16,919 observations
Monarch
Danaus plexippus
16,086 observations
Brown-belted Bumble Bee
Bombus griseocollis
7,846 observations
Blue Dasher
Pachydiplax longipennis
7,481 observations
Eastern Carpenter Bee
Xylocopa virginica
7,112 observations
Small White
Pieris rapae
6,742 observations
Isabella Tiger Moth
Pyrrharctia isabella
6,301 observations
Spotted Lanternfly
Lycorma delicatula
6,242 observations
Oriental Beetle
Exomala orientalis
6,120 observations · iNaturalist
Winter Firefly
Photinus corruscus
5,917 observations · iNaturalist
Eastern Tent Caterpillar Moth
Malacosoma americana
5,753 observations · iNaturalist
Hickory Tussock Moth
Lophocampa caryae
5,594 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
5,006 observations · iNaturalist
Black Swallowtail
Papilio polyxenes
4,985 observations
Northern Paper Wasp
Polistes fuscatus
4,891 observations
American Lady
Vanessa virginiensis
4,585 observations
Two-spotted Bumble Bee
Bombus bimaculatus
4,540 observations
Eastern Pondhawk
Erythemis simplicicollis
4,494 observations
American Copper
Lycaena hypophlaeas
4,492 observations · iNaturalist
Common Whitetail
Plathemis lydia
4,471 observations
Bold Jumping Spider
Phidippus audax
4,391 observations
American Nursery Web Spider
Pisaurina mira
4,361 observations · iNaturalist
Ligated Furrow Bee
Halictus ligatus
4,353 observations · iNaturalist
Red-spotted Admiral
Limenitis arthemis
4,286 observations
Tan Jumping Spider
Platycryptus undatus
4,255 observations · iNaturalist
Margined Calligrapher
Toxomerus marginatus
4,147 observations · iNaturalist
Pale Green Assassin Bug
Zelus luridus
4,130 observations
Japanese Beetle
Popillia japonica
4,089 observations
Autumn Meadowhawk
Sympetrum vicinum
4,047 observations
Zabulon Skipper
Lon zabulon
4,015 observations · iNaturalist
Spicebush Swallowtail
Papilio troilus
3,878 observations
Chinese Mantis
Tenodera sinensis
3,865 observations
Eastern Tiger Swallowtail
Papilio glaucus
3,825 observations
Silver-spotted Skipper
Epargyreus clarus
3,824 observations
Red-headed Bush Cricket
Phyllopalpus pulchellus
3,791 observations · iNaturalist
Bald-faced Hornet
Dolichovespula maculata
3,755 observations
Brown Marmorated Stink Bug
Halyomorpha halys
3,711 observations
Red Milkweed Beetle
Tetraopes tetrophthalmus
3,672 observations
Broad-necked Root Borer
Prionus laticollis
3,634 observations · iNaturalist
Spongy Moth
Lymantria dispar
3,588 observations
Orchard Orbweaver
Leucauge venusta
3,512 observations
Eastern Calligrapher
Toxomerus geminatus
3,484 observations
Red Admiral
Vanessa atalanta
3,422 observations
Six-spotted Tiger Beetle
Cicindela sexguttata
3,376 observations
Peck's Skipper
Polites peckius
3,374 observations · iNaturalist
Eastern Black Carpenter Ant
Camponotus pennsylvanicus
3,355 observations
Northeastern Hammertail
Efferia aestuans
3,342 observations · iNaturalist
Pale Beauty
Campaea perlata
3,296 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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