Invasive Species List
Species List Information
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.
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 | Link |
|---|---|---|---|---|---|---|
| Cytisus scoparius | Scotch broom | plant | woody | widespread | n/a (already in CA) | View Scorecard |
| Cytisus striatus | Portuguese broom | plant | woody | limited | n/a (already in CA) | |
| Cytorhabdovirus bysmv | Barley Yellow Striate Mosaic Virus | disease | virus | |||
| Cytorhabdovirus ncmv | Northern Cereal Mosaic Virus | disease | virus | |||
| Dactylis glomerata | orchardgrass | plant | grass | widespread | n/a (already in CA) | |
| Dacus bivittatus | African pumpkin fly | arthropod | fly | not present | moderate | |
| Dacus cucurbitae | Melon fruit fly | arthropod | fly | not present | low | |
| Dacus sp. | exotic fruit fly | arthropod | fly | not present | moderate | |
| Danothrips trifasciatus | thrips | arthropod | thrips | not present | high | |
| Darna pallivitta | limacodid moth | arthropod | butterfly, moth | not present | high | |
| Dasineura leguminicola | clover seed midge | arthropod | fly | unknown | ||
| Dasineura rhodophaga | rose midge | arthropod | fly | limited | n/a (already in CA) | |
| Dasypus novemcinctus | Nine-banded armadillo | vertebrate | mammal | not present | high | |
| Daucus carota | wild carrot | plant | herbaceous | widespread | n/a (already in CA) | |
| Delairea odorata | Cape-ivy | plant | herbaceous | widespread | n/a (already in CA) | View Scorecard |
| Dendrobates auratus | Green-and-black poison dart frog | vertebrate | amphibian | |||
| Dendrothrips ornatus | privet thrips | arthropod | thrips | limited | n/a (already in CA) | |
| Descurainia sophia | flixweed | plant | herbaceous | limited | n/a (already in CA) | |
| Diabrotica barberi | northern corn rootworm | arthropod | beetle | not present | high | |
| Diabrotica undecimpunctata howardi | spotted cucumber beetle | arthropod | beetle | not present | high | |
| Diabrotica virgifera virgifera | western corn rootworm | arthropod | beetle | not present | high | View Scorecard |
| Diabrotica virgifera zea | Mexican corn rootworm | arthropod | beetle | not present | moderate | |
| Diadumene lineata | Orange-stripped anemone | invertebrate | other | limited | n/a (already in CA) | |
| Diaphania hyalinata | melonworm | arthropod | butterfly, moth | not present | moderate | |
| Diaphania nitidalis | pickleworm | arthropod | butterfly, moth | limited | n/a (already in CA) | |
| Diaphorina citri | Asian citrus psyllid | arthropod | scale, aphid | limited | n/a (already in CA) | View Scorecard |
| Diaporthe mali | Leaf, Branch, and Fruit Disease | disease | fungus | |||
| Diaprepes abbreviatus | Diaprepes root weevil | arthropod | beetle | limited | n/a (already in CA) | View Scorecard |
| Diaprepes sp. | exotic weevil | arthropod | beetle | not present | high | View Scorecard |
| Diaspidiotus liquidambaris | sweet gum scale | arthropod | scale, aphid | limited | n/a (already in CA) | |
| Diastrophus radicum | raspberry root gall wasp | arthropod | bee, wasp | not present | moderate | |
| Diatraea crambidoides | southern corn stalk borer | arthropod | butterfly, moth | not present | moderate | |
| Diatraea grandiosella | southwestern corn borer | arthropod | butterfly, moth | not present | moderate | |
| Diatraea saccharalis | sugarcane borer | arthropod | butterfly, moth | not present | moderate | |
| Dicistroviridae TSV | Taura syndrome of shrimp; Infectious cuticular epithelial necrosis virus (ICENV) | disease | virus | |||
| Dickeya solani | Black leg disease of potato | disease | bacterium | not present | moderate | View Scorecard |
| Didelphis marsupialis | Opossum | vertebrate | mammal | widespread | n/a (already in CA) | |
| Didemnum vexillum | Sea squirt | invertebrate | crustaceans and tunicates | limited | n/a (already in CA) | |
| Didymosphenia geminata | didymo | plant | algae | limited | high | |
| Digitalis purpurea | foxglove | plant | herbaceous | limited | n/a (already in CA) | |
| Digitaria abyssinica | Digitaria abyssinica | plant | grass | not present | moderate | |
| Digitaria sanguinalis | hairy crabgrass | plant | grass | widespread | n/a (already in CA) | |
| Digitaria velutina | velvet fingergrass | plant | grass | not present | moderate | |
| Dinaspis aculeata | armored scale | arthropod | scale, aphid | not present | moderate | |
| Diocalandra spp. | coconut weevils | arthropod | beetle | not present | moderate | |
| Diocalandra taitensis | Tahitian coconut weevil | arthropod | beetle | not present | moderate | |
| Diprion similis | introduced pine sawfly | arthropod | bee, wasp | not present | high | |
| Dipsacus fullonum | common teasel | plant | herbaceous | widespread | n/a (already in CA) | |
| Dipsacus laciniatus | cutleaf teasel | plant | herbaceous | not present | high | |
| Dipsacus sativus | fuller's teasel | plant | herbaceous | widespread | n/a (already in CA) | |
| Discula destructiva | Dogwood Anthracnose | disease | fungus | not present | moderate | |
| Dittrichia graveolens | stinkwort | plant | herbaceous | widespread | n/a (already in CA) | View Scorecard |
| Dorosoma cepedianum | Gizzard shad | vertebrate | fish | not present | low | View Scorecard |
| Dreissena bugensis | Quagga mussels | invertebrate | aquatic mollusk, freshwater | limited | n/a (already in CA) | View Scorecard |
| Dreissena polymorpha | Zebra mussels | invertebrate | aquatic mollusk, freshwater | limited | n/a (already in CA) | View Scorecard |
| Drosophila suzukii | Spotted Wing Drosophila | arthropod | fly | widespread | n/a (already in CA) | |
| Drymaria arenarioides | lightening weed | plant | herbaceous | not present | moderate | |
| Dryocosmus kuriphilus | chestnut gall wasp | arthropod | bee, wasp | not present | high | |
| Duponchelia fovealis | pyralid moth | arthropod | butterfly, moth | limited | high | |
| Dynaspidiotus britannicus | holly scale | arthropod | scale, aphid | limited | n/a (already in CA) | |
| Dysmicoccus alazon | alazon mealybug | arthropod | scale, aphid | not present | moderate | |
| Dyspessa ulula | onion carpenter worm | arthropod | butterfly, moth | not present | moderate | |
| Earias fabia | spotted bollworm | arthropod | butterfly, moth | not present | moderate | |
| Echinochloa colona | jungle rice | plant | grass | widespread | n/a (already in CA) | |
| Echinochloa oryzicola | early watergrass | plant | grass | limited | n/a (already in CA) | |
| Echinochloa phyllopogon | rice barnyardgrass | plant | grass | limited | n/a (already in CA) | |
| Echium candicans | pride-of-Madeira | plant | herbaceous | limited | n/a (already in CA) | |
| Echium plantagineum | Paterson's curse | plant | herbaceous | limited | n/a (already in CA) | |
| Echium vulgare | common viper's bugloss | plant | herbaceous | not present | high | |
| Ectomyelois ceratoniae | carob moth | arthropod | butterfly, moth | limited | n/a (already in CA) | |
| Egeria densa | Brazilian egeria | plant | herbaceous | widespread | n/a (already in CA) | View Scorecard |
| Ehrharta calycina | purple veldtgrass | plant | grass | widespread | n/a (already in CA) | View Scorecard |
| Ehrharta erecta | erect veldtgrass | plant | grass | limited | n/a (already in CA) | |
| Ehrharta longiflora | long-flowered veldtgrass | plant | grass | limited | n/a (already in CA) | |
| Ehrlichia ruminantium | Heartwater; cowdriosis | disease | bacterium | not present | moderate | |
| Eichhornia azurea | anchored water hyacinth | plant | herbaceous | not present | low | |
| Eichhornia crassipes | water hyacinth | plant | herbaceous | widespread | n/a (already in CA) | View Scorecard |
| Elaeagnus angustifolia | Russian-olive | plant | woody | limited | n/a (already in CA) | View Scorecard |
| Eleutherodactylus coqui | Coqui frog | vertebrate | amphibian | not present | high | |
| Eleutherodactylus planirostris | Greenhouse frog | vertebrate | amphibian | |||
| Elsinoe australis | Sweet Orange Scab | disease | fungus | |||
| Elsinoe batatas | sweet potato scab | disease | fungus | |||
| Elytrigia repens | quackgrass | plant | grass | widespread | n/a (already in CA) | |
| Elytroteinus subtruncatus | Fijian ginger weevil | arthropod | beetle | not present | moderate | |
| Emex australis | three-cornered jack | plant | herbaceous | limited | n/a (already in CA) | |
| Emex spinosa | devil's-thorn | plant | herbaceous | limited | n/a (already in CA) | |
| Emoia cyanura | Copper-tailed skink | vertebrate | reptile | |||
| Emoia impar | Azure-tailed skink | vertebrate | reptile | |||
| Endopiza viteana | grape berry moth | arthropod | butterfly, moth | not present | high | |
| Enterovirus cv-b5 | Swine Vesicular Disease | disease | virus | |||
| Entyloma oryzae | Leaf Smut of rice | disease | fungus | not present | low | View Scorecard |
| Epilachna borealis | squash beetle | arthropod | beetle | not present | high | |
| Epilachna tridecimnotata | ladybird beetle | arthropod | beetle | not present | high | |
| Epilachna varivestis | Mexican bean beetle | arthropod | beetle | not present | high | View Scorecard |
| Epilobium hirsutum | hairy willow herb | plant | herbaceous | not present | high | |
| Epiphyas postvittana | Light brown apple moth | arthropod | butterfly, moth | limited | n/a (already in CA) | View Scorecard |
| Epitrix tuberis | tuber flea beetle | arthropod | beetle | widespread | n/a (already in CA) | |
| Erechtites glomerata | Australian fireweed | plant | herbaceous | limited | n/a (already in CA) | |
| Erechtites minima | Australian fireweed | plant | herbaceous | limited | n/a (already in CA) | |
| Erigeron karvinskianus | Mexican daisy | plant | herbaceous | limited | n/a (already in CA) |