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Insects & Arthropods of San Jose, California

The insects & arthropods most often spotted near San Jose, ranked by recent research-grade observations.

110,216
recent observations
50
species listed
50
insects & arthropods

Naturalists have logged 110,216 research-grade observations across the 50 most-recorded species near San Jose. The most frequently seen is the Monarch, with 9,483 recorded sightings.

Most-observed insects & arthropods near San Jose

Monarch
Danaus plexippus
9,483 observations
Western Honey Bee
Apis mellifera
9,181 observations
Variable Checkerspot
Euphydryas chalcedona
4,746 observations · iNaturalist
Gray Buckeye
Junonia grisea
4,668 observations · iNaturalist
California Gall Wasp
Andricus quercuscalifornicus
3,706 observations · iNaturalist
Seven-spotted Lady Beetle
Coccinella septempunctata
3,006 observations
Anise Swallowtail
Papilio zelicaon
2,916 observations
Convergent Lady Beetle
Hippodamia convergens
2,873 observations
Acmon Blue
Icaricia acmon
2,578 observations · iNaturalist
Red Cone Gall Wasp
Feron kingi
2,549 observations · iNaturalist
Fiery Skipper
Hylephila phyleus
2,539 observations · iNaturalist
Asian Lady Beetle
Harmonia axyridis
2,381 observations
Small White
Pieris rapae
2,237 observations
California Tortoiseshell
Nymphalis californica
1,963 observations
Noble False Widow
Steatoda nobilis
1,963 observations · iNaturalist
Vivid Dancer
Argia vivida
1,954 observations · iNaturalist
California Sister
Adelpha californica
1,945 observations
American Winter Ant
Prenolepis imparis
1,918 observations
Spined Turban Gall Wasp
Antron douglasii
1,891 observations · iNaturalist
European Paper Wasp
Polistes dominula
1,817 observations
Common Ringlet
Coenonympha california
1,815 observations
Painted Lady
Vanessa cardui
1,767 observations
Flame Skimmer
Libellula saturata
1,746 observations · iNaturalist
Pumpkin Gall Wasp
Dryocosmus minusculus
1,712 observations · iNaturalist
Gulf Fritillary
Dione vanillae
1,709 observations · iNaturalist
Arizona Mantis
Stagmomantis limbata
1,691 observations · iNaturalist
Umber Skipper
Lon melane
1,656 observations · iNaturalist
Western Tiger Swallowtail
Papilio rutulus
1,640 observations
Beaked Twig Gall Wasp
Burnettweldia plumbella
1,584 observations · iNaturalist
Argentine Ant
Linepithema humile
1,555 observations
Coyote Brush Bud Gall Midge
Rhopalomyia californica
1,552 observations · iNaturalist
Spotless Lady Beetle
Cycloneda sanguinea
1,525 observations · iNaturalist
Mylitta Crescent
Phyciodes mylitta
1,489 observations · iNaturalist
Live Oak Apple Gall Wasp
Amphibolips quercuspomiformis
1,478 observations · iNaturalist
Common Checkered-Skipper
Burnsius communis
1,465 observations · iNaturalist
Gray Hairstreak
Strymon melinus
1,453 observations
Black-tailed Bumble Bee
Bombus melanopygus
1,411 observations · iNaturalist
European Mantis
Mantis religiosa
1,399 observations
Woodland Skipper
Ochlodes sylvanoides
1,366 observations · iNaturalist
Disc Gall Wasp
Feron parmula
1,353 observations · iNaturalist
California Lady Beetle
Coccinella californica
1,351 observations · iNaturalist
Western Boxelder Bug
Boisea rubrolineata
1,332 observations · iNaturalist
Bold Jumping Spider
Phidippus audax
1,319 observations
Spotted Cucumber Beetle
Diabrotica undecimpunctata
1,319 observations
Western Yellowjacket
Vespula pensylvanica
1,291 observations · iNaturalist
Large Milkweed Bug
Oncopeltus fasciatus
1,275 observations
Mediterranean Katydid
Phaneroptera nana
1,265 observations · iNaturalist
Valley Carpenter Bee
Xylocopa sonorina
1,165 observations · iNaturalist
Oleander Aphid
Aphis nerii
1,122 observations
Echo Azure
Celastrina echo
1,097 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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