Insects & Arthropods of Isle Royale National Park
The insects & arthropods most often spotted in Isle Royale, ranked by recent research-grade observations.
Most-observed insects & arthropods in Isle Royale
Red-spotted Admiral
Limenitis arthemis
73 observations
Northern Azure
Celastrina lucia
58 observations · iNaturalist
Canadian Tiger Swallowtail
Papilio canadensis
44 observations
White Satin Moth
Leucoma salicis
39 observations · iNaturalist
North American Luna Moth
Actias luna
37 observations
Chalk-fronted Corporal
Ladona julia
36 observations · iNaturalist
Dark Fishing Spider
Dolomedes tenebrosus
32 observations
Mourning Cloak
Nymphalis antiopa
31 observations
Hoary Elfin
Callophrys polios
30 observations · iNaturalist
Macoun's Arctic
Oeneis macounii
30 observations · iNaturalist
Monarch
Danaus plexippus
26 observations
Diervilla Clearwing
Hemaris aethra
25 observations · iNaturalist
American Lady
Vanessa virginiensis
24 observations
Green Immigrant Leaf Weevil
Polydrusus formosus
23 observations · iNaturalist
Large Marble
Euchloe ausonides
22 observations · iNaturalist
Red Admiral
Vanessa atalanta
21 observations
Two-striped Grasshopper
Melanoplus bivittatus
21 observations · iNaturalist
Black-shouldered Drone Fly
Eristalis dimidiata
21 observations · iNaturalist
White-spotted Sawyer
Monochamus scutellatus
20 observations
Dreamy Duskywing
Erynnis icelus
19 observations
Hobomok Skipper
Lon hobomok
16 observations · iNaturalist
Aphrodite Fritillary
Argynnis aphrodite
15 observations · iNaturalist
Painted Lady
Vanessa cardui
14 observations
American Emerald
Cordulia shurtleffii
14 observations · iNaturalist
Narrow-headed Marsh Fly
Helophilus fasciatus
14 observations · iNaturalist
North American Common Water Strider
Aquarius remigis
13 observations · iNaturalist
Virginian Tiger Moth
Spilosoma virginica
13 observations
Green Comma
Polygonia faunus
13 observations
Evodinus monticola
Evodinus monticola
13 observations · iNaturalist
Northern Pearly-eye
Lethe anthedon
12 observations · iNaturalist
gold-and-brown rove beetle
Leistotrophus cingulatus
12 observations · iNaturalist
Northern Crescent
Phyciodes cocyta
11 observations · iNaturalist
Narrow-banded Pond Fly
Sericomyia militaris
11 observations · iNaturalist
Common Whitetail
Plathemis lydia
10 observations
One-eyed Sphinx
Smerinthus cerisyi
10 observations · iNaturalist
Aspen Serpentine Leafminer Moth
Phyllocnistis populiella
10 observations · iNaturalist
Compton Tortoiseshell
Nymphalis l-album
10 observations · iNaturalist
Thimbleberry Gall Wasp
Diastrophus kincaidii
10 observations · iNaturalist
Bald-faced Hornet
Dolichovespula maculata
9 observations
Four-spotted Skimmer
Libellula quadrimaculata
9 observations · iNaturalist
Common Roadside-Skipper
Amblyscirtes vialis
9 observations
Spotted Tussock Moth
Lophocampa maculata
9 observations
Western Pine Elfin
Callophrys eryphon
9 observations · iNaturalist
Spruce Budworm Moth
Choristoneura fumiferana
9 observations · iNaturalist
Northeastern Pine Sawyer
Monochamus notatus
8 observations · iNaturalist
Perplexing Bumble Bee
Bombus perplexus
8 observations · iNaturalist
Hercules Carpenter Ant
Camponotus herculeanus
8 observations · iNaturalist
Atlantis Fritillary
Argynnis atlantis
8 observations · iNaturalist
White-striped Black
Trichodezia albovittata
7 observations · iNaturalist
Common Wood-Nymph
Cercyonis pegala
7 observations
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