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 Sort descending | Risk of Introduction | Link |
|---|---|---|---|---|---|---|
| Adoretus spp. | Adoretus spp. | arthropod | beetle | not present | high | |
| Cydalima perspectalis | Box tree moth | arthropod | butterfly, moth | not present | moderate | View Scorecard |
| Cryptorhynchus mangiferae | mango seed weevil | arthropod | beetle | not present | low | |
| Bactrocera dorsalis | Oriental fruit fly | arthropod | fly | not present | moderate | View Scorecard |
| Massileurodes chittendeni | rhodendron whitefly | arthropod | scale, aphid | not present | high | |
| Syngrapha epigaea | inscribed looper moth | arthropod | butterfly, moth | not present | moderate | |
| Butomus umbellatus | flowering rush | plant | herbaceous | not present | high | |
| Urochloa panicoides | liverseed grass | plant | grass | not present | high | |
| Xanthomonas anoxopodis pv. citri | Citrus Canker | disease | bacterium | not present | high | View Scorecard |
| Alphavirus veev | Venezuelan Equine Encephalitis Virus | disease | virus | not present | low | View Scorecard |
| Peganum harmala | harmel | plant | herbaceous | not present | high | |
| Peronosclerospora philippinensis (aka, sacchari) | Philippine Downy mildew of sorghum/Select Agent | disease | oomycete | not present | ||
| Acutaspis albopicta | albopicta scale | arthropod | scale, aphid | not present | high | View Scorecard |
| Nilotaspis halli | Hall scale | arthropod | scale, aphid | not present | high | View Scorecard |
| Rhagoletis boycei | walnut husk fly | arthropod | fly | not present | moderate | |
| Euryops multifidus | hawk's eye | plant | woody | not present | high | |
| Prosopis calingastana | cusqui | plant | woody | not present | low | |
| Begomovirus (ToTV) | Tomato Torrado Virus (ToTV) | disease | virus | not present | moderate | View Scorecard |
| Phytophthora alni | Alder Phytophthora | disease | fungus | not present | low | |
| Chalcodermus aeneus | cowpea curculio | arthropod | beetle | not present | high | |
| Cilivirus cilv-c | Citrus leprosis virus C | disease | virus | not present | high | |
| Diocalandra taitensis | Tahitian coconut weevil | arthropod | beetle | not present | moderate | |
| Anastrepha ludens complex | Mexican fruit fly complex | arthropod | fly | not present | moderate | View Scorecard |
| Icerya aegyptiaca | Egyptian fluted scale | arthropod | scale, aphid | not present | moderate | |
| Parlatoria pseudaspidiotus | vand orchid scale | arthropod | scale, aphid | not present | high | |
| Sannina uroceriformis | persimmon borer | arthropod | butterfly, moth | not present | moderate | View Scorecard |
| Eleutherodactylus coqui | Coqui frog | vertebrate | amphibian | not present | high | |
| Impatiens glandulifera | policeman's helmet | plant | herbaceous | not present | moderate | |
| Prosopis sericantha | mesquite | plant | woody | not present | low | |
| Threskiornis aetheopicus | Sacred Ibis | vertebrate | bird | not present | high | |
| Carthamus leucocaulos | whitestem distaff thistle | plant | herbaceous | not present | moderate | |
| Coelioxys spp. | cuckoo bees | arthropod | bee, wasp | not present | low | |
| Listroderes subcinctus | Chilean vegetable weevil | arthropod | beetle | not present | high | |
| Pinnaspis buxi | boxwood scale | arthropod | scale, aphid | not present | high | |
| Solenopsis richteri X Solenopsis invicta hybrid | hybrid fire ant | arthropod | bee, wasp | not present | high | View Scorecard |
| Scardinius erythropthalmus | Rudd | vertebrate | fish | not present | high | |
| Mikania cordata | mile-a-minute | plant | herbaceous | not present | low | |
| Setaria pumila ssp. pallidefusca | cattail grass | plant | grass | not present | moderate | |
| Anomala sulcatula | Anomala sulcatula | arthropod | beetle | not present | moderate | |
| Curculio caryae | pecan weevil | arthropod | beetle | not present | moderate | View Scorecard |
| Fiorinia theae | tea scale | arthropod | scale, aphid | not present | high | |
| Bactrocera facialis | Tongan fruit fly | arthropod | fly | not present | moderate | |
| Megalopyge opercularis | puss caterpillar | arthropod | butterfly, moth | not present | low | |
| Pseudaonidia paeoniae | peony scale | arthropod | scale, aphid | not present | high | |
| Oryza longistaminata | red rice | plant | grass | not present | moderate | |
| Utricularia inflata | swollen bladderwort | plant | herbaceous | not present | moderate | |
| Thecaphora (Angiosorus) solani | Potato smut | disease | fungus | not present | low | |
| Brachycerus spp. | garlic beetles | arthropod | beetle | not present | moderate | |
| Schlerophthora rayssiae var zeae | Brown Stripe Downy mildew of corn/Select Agent | disease | oomycete | not present | ||
| Diabrotica barberi | northern corn rootworm | arthropod | beetle | not present | high | |
| Acutaspis tingi | ting scale | arthropod | scale, aphid | not present | high | |
| Heilipus lauri | avocado seed weevil | arthropod | beetle | not present | high | |
| Oebalus pugnax | rice stink bug | arthropod | scale, aphid | not present | high | |
| Rhagoletis cerasi | European cherry fruit fly | arthropod | fly | not present | low | View Scorecard |
| Trialeurodes floridensis | avocado whitefly | arthropod | scale, aphid | not present | high | |
| Prosopis campestris | mesquite | plant | woody | not present | low | |
| Birnaviridae fam: unknown | Citrus Chlorotic Dwarf Virus | disease | virus | not present | low | |
| Planococcus minor (Maskell) | Passionvine mealybug | arthropod | scale, aphid | not present | high | View Scorecard |
| n/a Citrus vein-enation virus probably Luteovirus | n/a Citrus vein-enation virus probably Luteovirus | disease | virus | not present | ||
| Diprion similis | introduced pine sawfly | arthropod | bee, wasp | not present | high | |
| Anastrepha obliqua | West Indian fruit fly | arthropod | fly | not present | moderate | View Scorecard |
| Parlatoria theae complex | tea paralatoria scale - species complex | arthropod | scale, aphid | not present | high | View Scorecard |
| Zeiraphera canadensis | spruce budworm | arthropod | butterfly, moth | not present | moderate | |
| Osteopilus septentrionalis | Cuban treefrog | vertebrate | amphibian | not present | low | |
| Mastomys spp. | Multimammate rat or mouse | vertebrate | mammal | not present | low | |
| Imperata brasiliensis | Brazilian satintail | plant | grass | not present | low | |
| Prosopis torquata | mesquite | plant | woody | not present | low | |
| Ophiostoma valdivianum | Blue Stain of Beech | disease | fungus | not present | moderate | |
| Novirhadovirus Viral Hemorrhagic Septicemia Virus (VHSV) | Viral Hemorragic septicemia | disease | virus | not present | moderate | View Scorecard |
| Conogethes punctiferalis | yellow peach moth | arthropod | butterfly, moth | not present | moderate | |
| Aonidiella orientalis | oriental scale | arthropod | scale, aphid | not present | high | |
| Pinnaspis strachani | lesser snow scale | arthropod | scale, aphid | not present | high | |
| Solenopsis saevissima | red imported fire ant | arthropod | bee, wasp | not present | moderate | View Scorecard |
| Lepstosteus lucius | Longnose Gar | vertebrate | fish | not present | high | |
| Mikania micrantha | bittervine | plant | herbaceous | not present | low | |
| Solanum tampicense | wetland nightshade | plant | woody | not present | low | |
| Capua tortrix | Capua tortrix | arthropod | butterfly, moth | not present | low | |
| Phthorimaea absoluta | Tomato leafminer | arthropod | butterfly, moth | not present | high | View Scorecard |
| Limnophila indica | ambulia | plant | herbaceous | not present | moderate | |
| Candidatus Liberibacter africanus | Huanglongbing disease of citrus-African strain | disease | bacterium | not present | low | |
| Curculio elephas | chestnut weevil | arthropod | beetle | not present | high | |
| Frankliniella tritici | flower thrips | arthropod | thrips | not present | high | |
| Bactrocera irvingiae | irvinge fruit fly | arthropod | fly | not present | low | |
| Carum carvi | wild caraway | plant | herbaceous | not present | high | |
| Oryza punctata | red rice | plant | grass | not present | moderate | |
| Vallisneria spp. | eelgrass | plant | herbaceous | not present | high | |
| Tilletia tritici (caries) | Wheat smut | disease | fungus | not present | moderate | |
| Brevipalpus chilensis | false grape mite | arthropod | mite | not present | high | |
| Candidatus phytoplasma | Witches broom disease of lime | disease | phytoplasma | not present | ||
| Diabrotica undecimpunctata howardi | spotted cucumber beetle | arthropod | beetle | not present | high | |
| Helicoverpa hawaiiensis | Hawaiian bud moth | arthropod | butterfly, moth | not present | moderate | |
| Omphisa anastomosalis | sweetpotato vine borer | arthropod | beetle | not present | moderate | |
| Rhagoletis cingulata | cherry fruit fly | arthropod | fly | not present | moderate | |
| Cynomys ludovicianus | Prairie dog | vertebrate | mammal | not present | low | |
| Galega officinalis | goatsrue | plant | herbaceous | not present | moderate | |
| Prosopis castellanosii | mesquite | plant | woody | not present | low | |
| Striga asiatica | witchweed | plant | herbaceous | not present | moderate | View Scorecard |
| Tagetes minuta | wild marigold | plant | herbaceous | not present | moderate | |
| Cirsium japonicum | Japanese thistle | plant | herbaceous | not present | low | |
| Chilo plejadellus | rice stalk borer | arthropod | butterfly, moth | not present | moderate |