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 |
|
|---|---|---|---|---|---|---|---|
| Solanum physalifolium | hoe nightshade | plant | herbaceous | widespread | n/a (already in CA) | Weeds of CA | |
| Sonchus oleraceaus | common sowthistle | plant | herbaceous | widespread | n/a (already in CA) | Weeds of CA | |
| Stellaria media | common chickweed | plant | herbaceous | widespread | n/a (already in CA) | Weeds of CA | |
| Vicia sativa | garden vetch | plant | herbaceous | widespread | n/a (already in CA) | Weeds of CA | |
| Vicia villosa | hairy vetch | plant | herbaceous | widespread | n/a (already in CA) | Weeds of CA | |
| Flavivirus 1 | Dengue Fever | disease | virus | limited | n/a (already in CA) | WHO | |
| Macaca fuscata | Japanese macaque | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lepus europaeus | European hare | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lepus townsendii | White-tailed jackrabbit | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Spermophilus parryii | Arctic ground squirrel | vertebrate | mammal | widespread | n/a (already in CA) | Witmer et al | |
| Sciurus aberti | Abert’s squirrel | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Sciurus vulgaris | Red squirrel | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Clethrionomys rutilus | Red-backed vole | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Rattus exulans | Polynesian rat | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Felis yagouaroundi | Jaguarundi | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Cervus duvauceli | Swamp deer | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Odocoileus hemionus | Black-tailed deer | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Capreolus capreolus | Roe deer | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Boselaphus tragocamelus | Nilgai | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Oryx gazelle | Gemsbok | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Antilope cervicapra | Blackbuck | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Rupicapra rupicapra | Chamois | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Ovibos moshatus | Musk-ox | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Capra ibex | Alpine ibex | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Ammotragus lervia | Aoudad | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Ovis ammon | Mouflon sheep | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Ovis aries | Feral sheep | vertebrate | mammal | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Ortalis vetula | Plain chachalaca | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Alectoris barbara | Barbary partridge | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Francolinus pondicerianus | Grey francolin | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Francolinus erkelii | Erkel’s francolin | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Coturnix coturnix | Common quail | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Bambusicola thoracica | Chinese bamboo partridge | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Syrmaticus reevesii | Reeve’s pheasant | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Pterocles exustus | Chestnut-bellied sandgrouse | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Columba livia | Feral pigeon | vertebrate | bird | widespread | high | Witmer et al | |
| Streptopelia roseogrisea | African collared dove | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Geopelia striata | Barred dove | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Aratinga cruentata | Blue-fronted conure | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Aerodramus fuciphagus | Edible-nest swiftlet | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Aerodramus bartschi | Mariana swiftlet | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Copsychus malabaricus | White-rumped shama | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Garrulax canorus | Melodious laughing thrush | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Leiothrix lutea | Red-billed leiothrix | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Cettia diphone | Japanese bush warbler | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Parus varius | Varied tit | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Tiaris olivacea | Yellow-faced grassquit | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Paroaria capitata | Yellow-billed cardinal | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Serinus canaria | Common canary | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Estrilda caerulescens | Lavender waxbill | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Estrilda astrild | Common waxbill | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Estrilda troglodytes | Black-rumped waxbill | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lonchura malabarica | Warbling silverbill | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Passer montanus | European tree sparrow | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Gracula religiosa | Hill mynah | vertebrate | bird | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Dendrobates auratus | Green-and-black poison dart frog | vertebrate | amphibian | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Rana clamitans | Green frog | vertebrate | amphibian | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Glandirana rugosa | Japanese wrinkled frog | vertebrate | amphibian | not present | moderate | Witmer et al | |
| Palea steindachneri | Wattle-necked softshell | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Pelodiscus sinensis | Chinese softshell | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Chamaeleo jacksonii | Jackson’s chameleon | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Cnemidophorus neomexicanus | New Mexico whiptail lizard | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Cnemidophorus velox | Plateau striped whiptail | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Podarcis muralis | Common wall lizard | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Podarcis sicula | Italian wall lizard | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Phelsuma laticauda | Gold dust day gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Phelsuma guimbeaui | Orange-spotted day gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lepidodactylus lugubris | Mourning gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Gehyra mutilata | Multilating gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Cyrtopodion scabrum | Rough-tailed gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Hemidactylus platyurus | Asian flat-tailed gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Hemiphyllodactylus typus | Indo-Pacific tree gecko | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lipinia noctua | Moth skink | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Emoia impar | Azure-tailed skink | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Emoia cyanura | Copper-tailed skink | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Cryptoblepharus poecilopleurus | Pacific snake-eyed skink | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lampropholis delicate | Plague skink | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al | |
| Lacerta bilineata | Western green lacerta | vertebrate | reptile | VALUE REQUIRED | VALUE REQUIRED | Witmer et al |
