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 | |
|---|---|---|---|---|---|---|---|
| Anchusa officinalis | common bugloss | plant | herbaceous | limited | n/a (already in CA) | OR Weed List | |
| Anoda cristata | spurred anoda | plant | herbaceous | limited | n/a (already in CA) | CO Weed List | |
| Anolis carolinensis | Green anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis chlorocyanus | Hispaniolan green anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis cristatellus | Puerto Rican crested anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis cybotes | Large-headed anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis distichus | Bark anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis equestris | Knight anole | vertebrate | reptile | not present | high | Cal Code 14:671 | |
| Anolis ferreus | Marie Gallant Sail-tailed anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis garmani | Jamaican giant anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis porcatus | Cuban green anole | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Anolis sagrei | Brown anole | vertebrate | reptile | not present | high | Cal Code 14:671 | |
| Anomala foraminosa | scarab beetle | arthropod | beetle | not present | low | CDFA (reg. A) | |
| Anomala insitiva | scarab beetle | arthropod | beetle | not present | low | CDFA (reg. A) | |
| Anomala luteipennis | scarab beetle | arthropod | beetle | not present | low | CDFA (reg. A) | |
| Anomala orientalis | Oriental beetle | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
| Anomala sulcatula | Anomala sulcatula | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
| Anomala undulata | scarab beetle | arthropod | beetle | unknown | low | CDFA (reg. A) | |
| Anoplophora chinensis | citrus longhorned beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Anoplophora glabripennis | Asian longhorned beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Antaeotricha leucillana | stenomine oecophorid | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Antechinus spp. | Broad-footed marsupial mouse | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | OR ISC Worst 100 | |
| Anthemis arvensis | scentless chamomile | plant | herbaceous | limited | n/a (already in CA) | CO Weed List | |
| Anthemis cotula | mayweed chamomile | plant | herbaceous | widespread | n/a (already in CA) | CO Weed List | |
| Anthonomus grandis grandis | boll weevil | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Anthonomus signatus | strawberry bud weevil | arthropod | beetle | not present | high | CDFA (reg. A) | |
| Anthoxanthum odoratum | sweet vernalgrass | plant | grass | widespread | n/a (already in CA) | Cal-IPC list | |
| Anthriscus sylvestris | wild chervil | plant | herbaceous | not present | high | WA Weed List | |
| Antilope cervicapra | Blackbuck | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Aonidiella aurantii | California red scale | arthropod | scale, aphid | widespread | n/a (already in CA) | CDFA (reg. B) | |
| Aonidiella orientalis | oriental scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Apamea apamiformis | riceworm | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Aphanomyces astaci | Crayfish plague | disease | fungus | widespread | n/a (already in CA) | ISSG Global InvS | |
| Aphis glycines | soybean aphid | arthropod | scale, aphid | not present | high | USDA pest | |
| Aphtae epizooticae | Hoof and mouth disease | disease | virus | not present | moderate | CDFA AHFSS | |
| Apis mellifera capensis | Cape honeybee | arthropod | bee, wasp | not present | high | USDA Plant/Pest | |
| Apis mellifera scutellata | Africanized honeybee | arthropod | bee, wasp | limited | n/a (already in CA) | USDA Plant/Pest | |
| Apscaviroid 1 | Apple scar skin viroid | disease | virus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Apscaviroid 2 | Citrus bent leaf viroid | disease | virus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Apscaviroid 3 | Grapevine yellow speckle viroid | disease | virus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Apscaviroid pbcvd | Pear Blister Canker Viroid | disease | virus | VALUE REQUIRED | VALUE REQUIRED | No list | |
| Araecerus coffeae | coffee bean weevil | arthropod | beetle | limited | n/a (already in CA) | CDFA (reg. B) | |
| Aratinga acuticaudata | Blue-crowned parakeet | vertebrate | bird | VALUE REQUIRED | n/a (already in CA) | FL FWCC NNS List | |
| Aratinga cruentata | Blue-fronted conure | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Aratinga mitrata | Mitered conure | vertebrate | bird | VALUE REQUIRED | n/a (already in CA) | FL FWCC NNS List | |
| Aratinga pertinax | Brown-throated conure | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Araujia sericifera | bladderflower | plant | woody | limited | n/a (already in CA) | CDFA | |
| Arctium minus | common burdock | plant | herbaceous | limited | n/a (already in CA) | CO Weed List | |
| Arctotheca calendula (fertile) | fertile capeweed | plant | herbaceous | limited | n/a (already in CA) | CDFA | |
| Arctotheca calendula (sterile) | sterile capeweed | plant | herbaceous | limited | n/a (already in CA) | CDFA | |
| Argyrotaenia pulchellana | grey red-barred twist | arthropod | butterfly, moth | not present | low | USDA Plant/Pest | |
| Argyrotaenia velutinana | redbanded leafroller | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
| Armillaria limonea | Armillaria Root Disease | disease | fungus | VALUE REQUIRED | VALUE REQUIRED | USDA Plant/Pest | |
| Armillaria novae-zelandiae | Armillaria Root Disease | disease | fungus | not present | low | ForestPests.org | |
| Artemisia absinthium | absinthe wormwood | plant | herbaceous | limited | n/a (already in CA) | CO Weed List | |
| Arundo donax | giant reed | plant | grass | widespread | n/a (already in CA) | Cal-IPC list | |
| Ascophyllum nodosum | common brown algae | plant | algae | limited | n/a (already in CA) | Hoffman NOAA | |
| Asfivirus asfv | African Swine Fever Virus | disease | virus | VALUE REQUIRED | VALUE REQUIRED | Chavarria NRDC | |
| Asparagus asparagoides | bridal creeper | plant | herbaceous | limited | n/a (already in CA) | Cal-IPC list | |
| Asphodelus fistulosus | onionweed | plant | herbaceous | limited | n/a (already in CA) | Cal-IPC list | |
| Aspidiotus destructor | coconut scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Asterolecanium epidendri | orchard scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
| Atrichonotus taeniatulus | small lucerne weevil | arthropod | beetle | not present | high | CDFA (reg. B) | |
| Atriplex semibaccata | Australian saltbush | plant | herbaceous | widespread | n/a (already in CA) | Cal-IPC list | |
| Attacus atlas | atlas silk moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
| Aulacaspis yasumatsui | cycad aulacaspis scale | arthropod | scale, aphid | not present | high | Univ. Florida | |
| Avena barbata | slender wild oat | plant | grass | widespread | n/a (already in CA) | Cal-IPC list | |
| Avena fatua | wild oat | plant | grass | widespread | n/a (already in CA) | Cal-IPC list | |
| Avena sterilis | animated oat | plant | grass | limited | n/a (already in CA) | APHIS | |
| Avian Influenza A (H5N1) | Avian influenza | disease | virus | not present | moderate | CDFA report | |
| Avipoxvirus | Bird pox | disease | virus | VALUE REQUIRED | VALUE REQUIRED | Chavarria NRDC | |
| Avulavirus ndv | Exotic Newcastle Disease | disease | virus | not present | moderate | CDFA AHFSS | |
| Azolla pinnata | mosquito fern | plant | herbaceous | not present | moderate | USDA Plant/Pest | |
| Babuvirus bbtv | Banana Bunchy Top Virus | disease | virus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Bacillus anthracis | Anthrax | disease | bacterium | not present | moderate | CDFA AHFSS | |
| Bactrocera albistrigata | White Striped Fruit Fly | arthropod | fly | not present | low | CDFA (reg. A) | |
| Bactrocera correcta | Guava fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
| Bactrocera cucurbitae | melon fly | arthropod | fly | not present | low | CDFA (reg. A) | |
| Bactrocera dorsalis | Oriental fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
| Bactrocera facialis | Tongan fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
| Bactrocera irvingiae | irvinge fruit fly | arthropod | fly | not present | low | CDFA (reg. A) | |
| Bactrocera latifrons | solanaceous fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
| Bactrocera oleae | Olive fruit fly | arthropod | fly | widespread | n/a (already in CA) | pest of concern | |
| Bactrocera scutellata | Striped fruit fly | arthropod | fly | not present | low | CDFA (reg. A) | |
| Bactrocera spp. | exotic fruit fly | arthropod | fly | limited | n/a (already in CA) | CDFA (reg. A) | |
| Bactrocera tryoni | Queensland fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
| Bactrocera zonata | Peach fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
| Baculovirus BMNV (PjNOB1) | Baculoviral Midgut Gland Necrosis Virus (BMNV) of fish | disease | virus | VALUE REQUIRED | VALUE REQUIRED | No list | |
| Baculovirus complex WSBV | White Spot Syndrome Baculovirus Complex of fish | disease | virus | VALUE REQUIRED | VALUE REQUIRED | No list | |
| Baculovirus PmSNPV | Mbv-Type Virus of fish | disease | virus | VALUE REQUIRED | VALUE REQUIRED | No list | |
| Badnavirus bsv | Banana Streak Virus | disease | virus | VALUE REQUIRED | VALUE REQUIRED | No list | |
| Badnavirus cssv | Cocoa Mottle Leaf Virus | disease | virus | VALUE REQUIRED | VALUE REQUIRED | APHIS OPIS | |
| Badnavirus cymvr | Citrus yellow mosaic virus | disease | virus | not present | low | EFSA | |
| Bagrada hilaris | Bagrada bug | arthropod | scale, aphid | limited | n/a (already in CA) | CDFA (reg. B) | |
| Balanus amphitrite | Striped barnacle | invertebrate | crustaceans and tunicates | limited | n/a (already in CA) | Exoticsguide | |
| Bambusicola thoracica | Chinese bamboo partridge | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Basiliscus vittatus | Brown basilisk | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | FL FWCC NNS List | |
| Bassia hyssopifolia | fivehook bassia | plant | herbaceous | limited | n/a (already in CA) | Cal-IPC list | |
| Batrachochytrium dendrobatidis | chytrid frog fungi | disease | fungus | limited | n/a (already in CA) | Amphibiaweb.org | |
| Beauveria spp. | Beauveria bassiana (Balsamo) | disease | fungus | widespread | n/a (already in CA) | National IS Info |
