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Insects & Arthropods of Channel Islands National Park

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

3,984
recent observations
50
species listed
50
insects & arthropods

Naturalists have logged 3,984 research-grade observations across the 50 most-recorded species in Channel Islands. The most frequently seen is the Catalinia thompsoni, with 228 recorded sightings.

Most-observed insects & arthropods in Channel Islands

Catalinia thompsoni
Catalinia thompsoni
228 observations · iNaturalist
Yellow-faced Bumble Bee
Bombus vosnesenskii
189 observations · iNaturalist
Mediterranean Red Bug
Scantius aegyptius
165 observations · iNaturalist
Lophocampa indistincta
Lophocampa indistincta
162 observations · iNaturalist
Fine Striped Sweat Bee
Agapostemon subtilior
160 observations · iNaturalist
Channel Island Jerusalem Cricket
Ammopelmatus islander
144 observations · iNaturalist
Gray Hairstreak
Strymon melinus
139 observations
Peridot Sweat Bee
Augochlorella pomoniella
130 observations · iNaturalist
California Gall Wasp
Andricus quercuscalifornicus
123 observations · iNaturalist
American Five-spotted Lady Beetle
Hippodamia quinquesignata
122 observations · iNaturalist
Western Tailed-blue
Everes amyntula
111 observations · iNaturalist
Seven-spotted Lady Beetle
Coccinella septempunctata
107 observations
Marine Blue
Leptotes marina
106 observations · iNaturalist
American Lady
Vanessa virginiensis
96 observations
West Coast Lady
Vanessa annabella
96 observations · iNaturalist
Gabb's Checkerspot
Chlosyne gabbii
96 observations · iNaturalist
Painted Lady
Vanessa cardui
95 observations
Anise Swallowtail
Papilio zelicaon
77 observations
Echo Azure
Celastrina echo
74 observations · iNaturalist
Sara Orangetip
Anthocharis sara
73 observations
Johnson's Jumping Spider
Phidippus johnsoni
70 observations · iNaturalist
California Sister
Adelpha californica
70 observations
White Checkered-Skipper
Burnsius albezens
70 observations · iNaturalist
California Bordered Plant Bug
Largus californicus
69 observations · iNaturalist
Western Yellowjacket
Vespula pensylvanica
67 observations · iNaturalist
Ochlodes santacruza
Ochlodes santacruza
66 observations · iNaturalist
Black-tailed Bumble Bee
Bombus melanopygus
61 observations · iNaturalist
Silvery Blue
Glaucopsyche lygdamus
59 observations
Australian Tortoise Beetle
Trachymela sloanei
55 observations · iNaturalist
Monarch
Danaus plexippus
54 observations
Noble False Widow
Steatoda nobilis
53 observations · iNaturalist
Formica moki
Formica moki
52 observations · iNaturalist
Painted Tiger Moth
Arachnis picta
50 observations · iNaturalist
Tripartite Sweat Bee
Halictus tripartitus
50 observations · iNaturalist
Pallid-winged Grasshopper
Trimerotropis pallidipennis
48 observations
Umber Skipper
Lon melane
48 observations · iNaturalist
Western Pygmy-Blue
Brephidium exilis
47 observations · iNaturalist
Bindweed Turret Bee
Diadasia bituberculata
46 observations · iNaturalist
Western Honey Bee
Apis mellifera
43 observations
American Sand Wasp
Bembix americana
43 observations
Vivid Dancer
Argia vivida
43 observations · iNaturalist
Gray Buckeye
Junonia grisea
42 observations · iNaturalist
North American Common Water Strider
Aquarius remigis
39 observations · iNaturalist
Koch's Wolf Spider
Alopecosa kochi
38 observations · iNaturalist
White-lined Sphinx
Hyles lineata
36 observations · iNaturalist
Harlequin Bug
Murgantia histrionica
36 observations · iNaturalist
Convergent Lady Beetle
Hippodamia convergens
35 observations
Acmon Blue
Icaricia acmon
35 observations · iNaturalist
Checkered White
Pontia protodice
33 observations · iNaturalist
Woodland Skipper
Ochlodes sylvanoides
33 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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