Insects & Arthropods of Chugach State Park
The insects & arthropods most often spotted in Chugach, ranked by recent research-grade observations.
Most-observed insects & arthropods in Chugach
Milbert's Tortoiseshell
Aglais milberti
93 observations · iNaturalist
Canadian Tiger Swallowtail
Papilio canadensis
63 observations
Fuzzy-Horned Bumble Bee
Bombus mixtus
52 observations · iNaturalist
Birch Shield Bug
Elasmostethus interstinctus
50 observations · iNaturalist
Hercules Carpenter Ant
Camponotus herculeanus
43 observations · iNaturalist
Yellow-fronted Bumble Bee
Bombus flavifrons
35 observations · iNaturalist
Forest Bumble Bee
Bombus sylvicola
35 observations · iNaturalist
Two-spotted Lady Beetle
Adalia bipunctata
31 observations · iNaturalist
White-striped Black
Trichodezia albovittata
31 observations · iNaturalist
Western Honey Bee
Apis mellifera
27 observations
McKay's Western Bumble Bee
Bombus mckayi
27 observations · iNaturalist
Old World Swallowtail
Papilio machaon
25 observations · iNaturalist
Mourning Cloak
Nymphalis antiopa
25 observations
American Yellowjacket
Vespula alascensis
25 observations · iNaturalist
Black-tailed Bumble Bee
Bombus melanopygus
23 observations · iNaturalist
Common Aerial Yellowjacket
Dolichovespula arenaria
22 observations
Cream-spotted Ladybird
Calvia quatuordecimguttata
21 observations · iNaturalist
Bedstraw Hawkmoth
Hyles gallii
20 observations · iNaturalist
Western Arctic Skipper
Carterocephalus skada
20 observations · iNaturalist
Green Comma
Polygonia faunus
19 observations
Marbled Orbweaver
Araneus marmoreus
18 observations · iNaturalist
Orange-legged Furrow Bee
Halictus rubicundus
18 observations
Yellow-horned Horntail
Urocerus flavicornis
18 observations · iNaturalist
Goldenrod Crab Spider
Misumena vatia
17 observations
Formica neorufibarbis
Formica neorufibarbis
17 observations · iNaturalist
Indiscriminate Cuckoo Bumble Bee
Bombus insularis
17 observations · iNaturalist
Ross' Tussock Moth
Gynaephora rossii
17 observations · iNaturalist
Rain Beetle
Pterostichus melanarius
16 observations
Silver-backed Orsodacnid Beetle
Orsodacne atra
16 observations · iNaturalist
Poplar Budgall Mite
Aceria parapopuli
16 observations · iNaturalist
Cranberry Blue
Agriades optilete
16 observations · iNaturalist
Arctic Yellowjacket
Dolichovespula albida
15 observations · iNaturalist
North American Elm Sawfly
Cimbex americanus
15 observations · iNaturalist
Arctic Fritillary
Boloria chariclea
14 observations
frigid bumble bee
Bombus frigidus
14 observations · iNaturalist
Mormon Fritillary
Argynnis mormonia
14 observations · iNaturalist
High Mountain Grasshopper
Melanoplus frigidus
13 observations · iNaturalist
Margined White
Pieris marginalis
12 observations · iNaturalist
Nordmann's Orbweaver Spider
Araneus nordmanni
12 observations · iNaturalist
Parasitic Aerial Yellowjacket
Dolichovespula arctica
12 observations · iNaturalist
Giant Birch Sawfly
Trichiosoma triangulum
11 observations · iNaturalist
Banded Sexton Beetle
Nicrophorus investigator
11 observations · iNaturalist
Stamnodes topazata
Stamnodes topazata
11 observations · iNaturalist
Imported Currantworm
Euura ribesii
11 observations · iNaturalist
Honeysuckle Moth
Ypsolopha dentella
10 observations · iNaturalist
Red-spotted Admiral
Limenitis arthemis
9 observations
Red Net-winged Beetle
Dictyoptera simplicipes
9 observations · iNaturalist
Northern Blue
Plebejus idas
9 observations · iNaturalist
Herald Moth
Scoliopteryx libatrix
9 observations · iNaturalist
Grammoptera subargentata
Grammoptera subargentata
9 observations · iNaturalist
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