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Insects & Arthropods of Chesapeake & Ohio Canal National Historical Park

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

95,541
recent observations
50
species listed
50
insects & arthropods

Naturalists have logged 95,541 research-grade observations across the 50 most-recorded species in C&O Canal. The most frequently seen is the Eastern Tiger Swallowtail, with 5,699 recorded sightings.

Most-observed insects & arthropods in C&O Canal

Eastern Tiger Swallowtail
Papilio glaucus
5,699 observations
Spotted Lanternfly
Lycorma delicatula
5,557 observations
Asian Lady Beetle
Harmonia axyridis
4,966 observations
Monarch
Danaus plexippus
4,326 observations
Common Eastern Bumble Bee
Bombus impatiens
4,092 observations
Huron Skipper
Atalopedes huron
3,788 observations · iNaturalist
Eastern Carpenter Bee
Xylocopa virginica
3,058 observations
Western Honey Bee
Apis mellifera
2,919 observations
Zabulon Skipper
Lon zabulon
2,739 observations · iNaturalist
Silver-spotted Skipper
Epargyreus clarus
2,291 observations
Pearl Crescent
Phyciodes tharos
2,277 observations
Eastern Tailed-Blue
Everes comyntas
2,194 observations
Small White
Pieris rapae
2,137 observations
Large Milkweed Bug
Oncopeltus fasciatus
2,109 observations
Red-spotted Admiral
Limenitis arthemis
1,816 observations
Orchard Orbweaver
Leucauge venusta
1,811 observations
Six-spotted Tiger Beetle
Cicindela sexguttata
1,723 observations
Pharaoh Cicada
Magicicada septendecim
1,703 observations
Common Whitetail
Plathemis lydia
1,607 observations
Isabella Tiger Moth
Pyrrharctia isabella
1,579 observations
Horned Passalus Beetle
Odontotaenius disjunctus
1,561 observations
Brown Marmorated Stink Bug
Halyomorpha halys
1,538 observations
Ebony Jewelwing
Calopteryx maculata
1,457 observations
Ailanthus Webworm Moth
Atteva aurea
1,413 observations · iNaturalist
Common Buckeye
Junonia coenia
1,408 observations
Carolina Mantis
Stagmomantis carolina
1,400 observations
Spicebush Swallowtail
Papilio troilus
1,359 observations
Eastern Calligrapher
Toxomerus geminatus
1,338 observations
Blue Dasher
Pachydiplax longipennis
1,330 observations
Chinese Mantis
Tenodera sinensis
1,328 observations
Tan Jumping Spider
Platycryptus undatus
1,318 observations · iNaturalist
North American Wheel Bug
Arilus cristatus
1,312 observations
Margined Calligrapher
Toxomerus marginatus
1,262 observations · iNaturalist
Eastern Pondhawk
Erythemis simplicicollis
1,241 observations
European Hornet
Vespa crabro
1,238 observations
Variegated Fritillary
Euptoieta claudia
1,233 observations
Dark Fishing Spider
Dolomedes tenebrosus
1,200 observations
Green Cloverworm Moth
Hypena scabra
1,167 observations · iNaturalist
Brown-belted Bumble Bee
Bombus griseocollis
1,167 observations
Versute Sharpshooter
Graphocephala versuta
1,155 observations · iNaturalist
Eastern Boxelder Bug
Boisea trivittata
1,154 observations
Chestnut Carpenter Ant
Camponotus castaneus
1,154 observations · iNaturalist
Coppery Leafhopper
Jikradia olitoria
1,137 observations · iNaturalist
Zebra Swallowtail
Eurytides marcellus
1,126 observations
Peck's Skipper
Polites peckius
1,089 observations · iNaturalist
Eastern Yellowjacket
Vespula maculifrons
1,067 observations · iNaturalist
Spotted Cucumber Beetle
Diabrotica undecimpunctata
1,042 observations
Pale Green Assassin Bug
Zelus luridus
1,028 observations
Eastern Tent Caterpillar Moth
Malacosoma americana
970 observations · iNaturalist
Red Milkweed Beetle
Tetraopes tetrophthalmus
958 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.

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