CISAC has compiled the list below of over 1,700 species known to be invasive in California or a potential threat for introduction to the state. Please use the comment form below to let us know about: taxa that should be added or removed; species information that you would change; and species that you think should be a high priority for having a scorecard completed (choose Review Scorecards to see the list of scorecards already drafted). Make sure to click Save. Previous comments are displayed at the bottom of the page.
Download Species List (.csv) (to open in a Spreadsheet program)
This data download is provided to aid in the review of the draft invasive species list. We discourage other use of this data until it has been revised and finalized.
| Scientific Name | Common Name |
Type |
Subtype | Extent | Risk of Introduction | First Source | |
|---|---|---|---|---|---|---|---|
| Diatraea crambidoides | southern corn stalk borer | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Diatraea grandiosella | southwestern corn borer | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Diatraea saccharalis | sugarcane borer | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Dinaspis aculeata | armored scale | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
| Diocalandra spp. | coconut weevils | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
| Diocalandra taitensis | Tahitian coconut weevil | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
| Diprion similis | introduced pine sawfly | arthropod | bee, wasp | not present | high | CDFA (reg. A) | |
| Drosophila suzukii | Spotted Wing Drosophila | arthropod | fly | widespread | n/a (already in CA) | CDFA Detect. Adv | |
| Dryocosmus kuriphilus | chestnut gall wasp | arthropod | bee, wasp | not present | high | USDA Plant/Pest | |
| Duponchelia fovealis | pyralid moth | arthropod | butterfly, moth | limited | high | CDFA (reg. A) | |
| Dynaspidiotus britannicus | holly scale | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Dysmicoccus alazon | alazon mealybug | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
| Dyspessa ulula | onion carpenter worm | arthropod | butterfly, moth | not present | moderate | USDA Plant/Pest | |
| Earias fabia | spotted bollworm | arthropod | butterfly, moth | not present | moderate | USDA Plant/Pest | |
| Ectomyelois ceratoniae | carob moth | arthropod | butterfly, moth | limited | n/a (already in CA) | CDFA (reg. B) | |
| Elytroteinus subtruncatus | Fijian ginger weevil | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
| Endopiza viteana | grape berry moth | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
| Epilachna borealis | squash beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Epilachna tridecimnotata | ladybird beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Epilachna varivestis | Mexican bean beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Epiphyas postvittana | Light brown apple moth | arthropod | butterfly, moth | limited | n/a (already in CA) | CDFA (reg. A) | |
| Epitrix tuberis | tuber flea beetle | arthropod | beetle | widespread | n/a (already in CA) | CDFA (reg. B) | |
| Eriococcus pittospori | pittosporum scale | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Eriophyes gossypii | cotton blister mite | arthropod | mite | not present | high | USDA Plant/Pest | |
| Eriophyes litchii | lychee erinose mite | arthropod | mite | not present | moderate | USDA Plant/Pest | |
| Eumerus aurifrons | exotic bulb fly | arthropod | fly | unknown | VALUE REQUIRED | CDFA (reg. A) | |
| Euphyllura olivina | olive psyllid | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Euproctis chrysorrhoea | browntail moth | arthropod | butterfly, moth | not present | low | CDFA (reg. A) | |
| Eupteryx decemnotata | Ligurian leafhopper | arthropod | scale, aphid | limited | n/a (already in CA) | FL Dept. of Ag | |
| Euscepes postfasciatus | Indian sweetpotato weevil | arthropod | beetle | not present | high | USDA Plant/Pest | |
| Eutetranychus banksi | Texas citrus mite | arthropod | mite | limited | n/a (already in CA) | CDFA (reg. B) | |
| Exosoma lusitanica | leaf beetle | arthropod | beetle | not present | high | USDA Plant/Pest | |
| Fenusa pusilla | birch leafminer | arthropod | bee, wasp | not present | high | CDFA (reg. A) | |
| Ferrisia consobrina | mealybug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Ferrisia gilli | Gill’s mealybug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Ferrisia malvastra | malvastrum mealybug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Ferrisia virgata | striped mealybug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Fiorinia theae | tea scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Frankliniella tritici | flower thrips | arthropod | thrips | not present | high | CDFA (reg. A) | |
| Furcaspis biformis | red orchard scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Furcaspis oceanica | coconut red scale | arthropod | scale, aphid | not present | high | USDA Plant/Pest | |
| Gerstaeckeria nobilis | weevil | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
| Gonodonta pyrgo | citrus fruitpiercing moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Graphocephala versuta | versute sharpshooter | arthropod | scale, aphid | limited | moderate | CDFA (reg. B) | |
| Gymnaspis aechmeae | aechmea scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Halyomorpha halys | Brown marmorated stink bug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Halysidota tessellaris | pale tussock moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Haplothrips chinensis | thrips | arthropod | thrips | not present | high | USDA Plant/Pest | |
| Harmonia axyridis | Multicolored asian ladybeetle | arthropod | beetle | not present | high | USDA pest | |
| Harrisina americana | grapeleaf skeletonizer | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
| Harrisina brillians | western grapeleaf skeletonizer | arthropod | butterfly, moth | widespread | n/a (already in CA) | CDFA (reg. B) | |
| Heilipus lauri | avocado seed weevil | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Helicoverpa hawaiiensis | Hawaiian bud moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Heliocoverpa armigera (Hübner) | cotton bollworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
| Hemiberlesia palmae | tropical palm scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Hemimene juliana | nut fruit tortrix | arthropod | butterfly, moth | not present | low | USDA Plant/Pest | |
| Holotrichia mindanaona | white grub | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
| Homaledra sabalella | palm leafskeletonizer | arthropod | butterfly, moth | limited | n/a (already in CA) | CDFA (reg. B) | |
| Homalodisca vitripennis | glassy-winged sharpshooter | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Horidiplosis ficifolii | Ornamental fig pest | arthropod | fly | not present | low | Univ. Florida | |
| Howardia biclavis | mining scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Hylastinus obscurus | clover root borer | arthropod | beetle | limited | n/a (already in CA) | CDFA (reg. B) | |
| Hylobius pales | pales weevil | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Hylotrupes bajulus | old house borer | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Hylurgus ligniperda | redhaired pine bark beetle | arthropod | beetle | not present | high | CDFA (reg. B) | |
| Hyperoides humilis | weevil | arthropod | beetle | limited | n/a (already in CA) | CDFA (reg. B) | |
| Hypothenemus hampei | coffee berry borer | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
| Icerya aegyptiaca | Egyptian fluted scale | arthropod | scale, aphid | not present | moderate | USDA Plant/Pest | |
| Inopus rubriceps | Australian sod fly | arthropod | fly | limited | n/a (already in CA) | CDFA (reg. B) | |
| Ischnaspis longirostris | black thread scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Kilifia acuminata | acuminate scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Lampides boeticus | bean butterfly | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Lepidosaphes beckii | purple scale | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Lepidosaphes maskelli | Maskell scale | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Leptinotarsa decemlineata | Colorado potato beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Leptocorisa acuta | rice seed bug | arthropod | scale, aphid | not present | moderate | USDA Plant/Pest | |
| Leptocybe invasa | Blue gum chalcid | arthropod | bee, wasp | not present | high | CDFA (reg. A) | |
| Leptoglossus chilensis | brown Chilean leaf-footed bug | arthropod | scale, aphid | not present | moderate | USDA Plant/Pest | |
| Leucinodes orbonalis | eggplant fruit borer | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Leucoma salicis | satin moth | arthropod | butterfly, moth | limited | n/a (already in CA) | CDFA (reg. B) | |
| Leucoptera malifoliella | pear leaf blister moth | arthropod | butterfly, moth | not present | moderate | USDA Plant/Pest | |
| Liothrips oleae | olive thrips | arthropod | thrips | not present | moderate | CDFA (reg. A) | |
| Liriomyza huidobrensis | pea leafminer | arthropod | fly | widespread | n/a (already in CA) | CDFA (reg. A) | |
| Listroderes subcinctus | Chilean vegetable weevil | arthropod | beetle | not present | high | USDA Plant/Pest | |
| Lobesia botrana | European Grapevine Moth | arthropod | butterfly, moth | limited | n/a (already in CA) | USDA Plant/Pest | |
| Lophocateres pusillus | Siamese grain borer | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
| Lopholeucaspis cockerelli | Cockerell scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Lymantria dispar | Gypsy moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Lymantria spp. | exotic moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Lymire edwardsii | Edwards' wasp moth | arthropod | butterfly, moth | not present | low | CDFA (reg. A) | |
| Maconellicoccus hirsutus | Pink hibiscus mealybug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. A) | |
| Macrodactylus subspinosus | rose chafer | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Magicicada septendecim | periodical cicada | arthropod | scale, aphid | not present | low | CDFA (reg. A) | |
| Malacosoma americanum | eastern tent caterpillar | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
| Maladera castanea | Asiatic garden beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Mamestra brassicae | cabbage moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Maruca testulalis | bean pod borer | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
| Maruca vitrata | bean pod borer | arthropod | butterfly, moth | not present | high | USDA Plant/Pest | |
| Massileurodes chittendeni | rhodendron whitefly | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Megalopyge opercularis | puss caterpillar | arthropod | butterfly, moth | not present | low | CDFA (reg. A) |
