Insects & Arthropods of Connecticut
The insects & arthropods most often spotted in Connecticut, ranked by recent research-grade observations.
84,693
recent observations
50
species listed
50
insects & arthropods
Naturalists have logged 84,693 research-grade observations across the 50 most-recorded species in Connecticut. The most frequently seen is the Common Eastern Bumble Bee, with 7,866 recorded sightings.
Most-observed insects & arthropods in Connecticut
Common Eastern Bumble Bee
Bombus impatiens
7,866 observations
Monarch
Danaus plexippus
5,257 observations
Asian Lady Beetle
Harmonia axyridis
4,335 observations
Spotted Lanternfly
Lycorma delicatula
3,574 observations
Western Honey Bee
Apis mellifera
3,550 observations
Eastern Tiger Swallowtail
Papilio glaucus
2,163 observations
Brown-belted Bumble Bee
Bombus griseocollis
2,099 observations
Eastern Carpenter Bee
Xylocopa virginica
1,981 observations
Ligated Furrow Bee
Halictus ligatus
1,949 observations · iNaturalist
Black Swallowtail
Papilio polyxenes
1,881 observations
Blue Dasher
Pachydiplax longipennis
1,811 observations
Two-spotted Bumble Bee
Bombus bimaculatus
1,699 observations
Spicebush Swallowtail
Papilio troilus
1,687 observations
Silver-spotted Skipper
Epargyreus clarus
1,667 observations
Isabella Tiger Moth
Pyrrharctia isabella
1,666 observations
Spongy Moth
Lymantria dispar
1,654 observations
Oriental Beetle
Exomala orientalis
1,583 observations · iNaturalist
Small White
Pieris rapae
1,576 observations
Hickory Tussock Moth
Lophocampa caryae
1,496 observations
Eastern Tent Caterpillar Moth
Malacosoma americana
1,467 observations · iNaturalist
Great Spangled Fritillary
Argynnis cybele
1,388 observations · iNaturalist
Huron Skipper
Atalopedes huron
1,364 observations · iNaturalist
Orchard Orbweaver
Leucauge venusta
1,327 observations
Northern Paper Wasp
Polistes fuscatus
1,312 observations
Zabulon Skipper
Lon zabulon
1,261 observations · iNaturalist
Margined Calligrapher
Toxomerus marginatus
1,255 observations · iNaturalist
Common Whitetail
Plathemis lydia
1,253 observations
Eastern Calligrapher
Toxomerus geminatus
1,195 observations
Broad-necked Root Borer
Prionus laticollis
1,194 observations · iNaturalist
Peck's Skipper
Polites peckius
1,191 observations · iNaturalist
Ebony Jewelwing
Calopteryx maculata
1,167 observations
American Nursery Web Spider
Pisaurina mira
1,156 observations · iNaturalist
Chinese Mantis
Tenodera sinensis
1,147 observations
Eastern Pondhawk
Erythemis simplicicollis
1,140 observations
Bold Jumping Spider
Phidippus audax
1,137 observations
Elegant Grass-veneer
Microcrambus elegans
1,132 observations · iNaturalist
Lesser Maple Spanworm Moth
Macaria pustularia
1,100 observations · iNaturalist
Winter Firefly
Photinus corruscus
1,097 observations · iNaturalist
Japanese Beetle
Popillia japonica
1,092 observations
Brown Marmorated Stink Bug
Halyomorpha halys
1,084 observations
Pale Beauty
Campaea perlata
1,071 observations · iNaturalist
Pale Green Assassin Bug
Zelus luridus
1,048 observations
Ailanthus Webworm Moth
Atteva aurea
1,034 observations · iNaturalist
Bald-faced Hornet
Dolichovespula maculata
992 observations
American Lady
Vanessa virginiensis
982 observations
Acanthocephala terminalis
Acanthocephala terminalis
974 observations · iNaturalist
Bicolored Striped Sweat Bee
Agapostemon virescens
944 observations
Polyphemus Moth
Antheraea polyphemus
928 observations
Red-spotted Admiral
Limenitis arthemis
884 observations
Great Golden Digger Wasp
Sphex ichneumoneus
883 observations · iNaturalist
Insects & Arthropods in nearby places
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