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 | |
---|---|---|---|---|---|---|---|
Pseudaulacaspis pentagona | white peach scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Pseudococcus cryptus | citriculus mealybug | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Pseudococcus dendrobiorum | Orchid mealybug | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Pseudococcus elisae | banana mealybug | arthropod | scale, aphid | not present | low | CDFA (reg. A) | |
Pseudococcus importatus | imported mealybug | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Pseudoparlatoria parlatoriodes | false paralatoria scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Quadraspidiotus ostreaeformis | European fruit scale | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Radopholus similis | Burrowing Nematode | invertebrate | nematode | not present | moderate | CDFA (reg. A) | |
Raoiella indica | Red Palm Mite | arthropod | mite | not present | high | CDFA (reg. A) | |
Rhabdoscelus obscurus | New Guinea sugarcane weevil | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
Rhagoletis boycei | walnut husk fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Rhagoletis cerasi | European cherry fruit fly | arthropod | fly | not present | low | CDFA (reg. A) | |
Rhagoletis cingulata | cherry fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Rhagoletis fausta | black cherry fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Rhagoletis juglandis | walnut husk fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Rhagoletis mendax | blueberry maggot | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Rhagoletis suavis | walnut husk fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Rhizotrogus majalis | European chafer | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
Rhyacionia buoliana | European pine shoot moth | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Rhynchophorus ferrugineus | red palm weevil | arthropod | beetle | not present | high | CDFA (reg. A) | |
Rotylenchulus reniformis | Reniform Nematode | invertebrate | nematode | not present | moderate | CDFA (reg. A) | |
Saccharicoccus sacchari | pink sugarcane mealybug | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Sannina uroceriformis | persimmon borer | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Scotinophara lurida | rice stinkbug | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Scrobipalpa ocellatella | surgarbeet crown borer | arthropod | butterfly, moth | not present | low | CDFA (reg. A) | |
Selenaspidus articulatus | rufous scale | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Selenothrips rubrocinctus | redbanded thrips | arthropod | thrips | not present | high | CDFA (reg. A) | |
Sesamia cretica | durra stalk borer | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Singhiella simplex | Fig whitefly | arthropod | scale, aphid | not present | moderate | FL Dept. of Ag | |
Sinoxylon anale | dunnage beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
Sirex noctilio | sirex woodwasp | arthropod | bee, wasp | not present | moderate | CDFA (reg. A) | |
Sminthurus viridus | lucerne flea | arthropod | springtail | not present | low | USDA Plant/Pest | |
Sogatodes orizicola | rice delphacid | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Solenopsis geminata | tropical fire ant | arthropod | bee, wasp | not present | high | CDFA (reg. A) | |
Solenopsis richteri X Solenopsis invicta hybrid | hybrid fire ant | arthropod | bee, wasp | not present | high | CDFA (reg. A) | |
Solenopsis saevissima | red imported fire ant | arthropod | bee, wasp | not present | moderate | CDFA (reg. A) | |
Sphenophorus maidis | maize billbug | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
Spodoptera dolichos | armyworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Spodoptera eridania | southern armyworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Spodoptera exempta | nutgrass armyworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Spodoptera latifascia | lateral lined armyworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Spodoptera littoralis | Egyptian cottonworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Spodoptera mauritia | lawn armyworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Spodoptera sunia | Costa Rican armyworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Steneotarsonemus spinki | panicle rice mite | arthropod | mite | not present | high | CDFA (reg. A) | |
Stenoma catenifer | avocado seed moth | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Sternochetus mangiferae | mango seed weevil | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
Syngrapha epigaea | inscribed looper moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Thaumatotibia leucotreta | False codling moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Thrips angusticeps | cabbage thrips | arthropod | thrips | not present | high | CDFA (reg. A) | |
Thrips florum | banana flower thrips | arthropod | thrips | not present | high | CDFA (reg. A) | |
Thrips palmi | melon thrips | arthropod | thrips | not present | high | CDFA (reg. A) | |
Thyridopteryx ephemeraeformis | bagworm | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Tildenia gudmannella | pepper flower bud moth | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Tipula oleracea | common crane fly | arthropod | fly | not present | low | CDFA (reg. B) | |
Tischeria marginata | moth | arthropod | butterfly, moth | not present | low | CDFA (reg. A) | |
Tomicus piniperda | pine shoot beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
Toxoptera citricida | Brown citrus aphid | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Toxotrypana curvicauda | papaya fruit fly | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Trialeurodes floridensis | avocado whitefly | arthropod | scale, aphid | not present | high | CDFA (reg. A) | |
Trioza tripunctata | blackberry psyllid | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Trogoderma granarium | khapra beetle | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
Tropilaelaps clareae | honeybee mite | arthropod | mite | not present | high | USDA Plant/Pest | |
Typophorus nigritus viridicyaneus | sweetpotato leaf beetle | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
Unaspis citri | citrus snow scale | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Velataspis dentata | dentate scale | arthropod | scale, aphid | not present | moderate | CDFA (reg. A) | |
Xyleborinus andrewesi | Asian ambrosia beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
Xyleborus glabratus | Redbay ambrosia beetle | arthropod | beetle | not present | high | CDFA (reg. A) | |
Xyleborus spp. | ambrosia beetles | arthropod | beetle | not present | moderate | USDA Plant/Pest | |
Zeiraphera canadensis | spruce budworm | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Zeuzera pyrina | leopard moth | arthropod | butterfly, moth | not present | high | CDFA (reg. A) | |
Zonosemata electa | pepper maggot | arthropod | fly | not present | moderate | CDFA (reg. A) | |
Zophodia convolutella | gooseberry fruitworm | arthropod | butterfly, moth | not present | moderate | CDFA (reg. A) | |
Zygogramma exclamationis | sunflower beetle | arthropod | beetle | not present | moderate | CDFA (reg. A) | |
Limnoperna fortunei | Golden mussel | invertebrate | aquatic mollusk, freshwater | not present | low | ANSIS | |
Orconectes rusticus | Rusty crayfish | invertebrate | crustaceans and tunicates | not present | high | NISIC | |
Trichosurus vulpecula | Brush-tailed possum | vertebrate | mammal | not present | low | Lacey Act | |
Pteropus spp. | Flying fox | vertebrate | mammal | not present | low | Cal Code 14:671 | |
Dasypus novemcinctus | Nine-banded armadillo | vertebrate | mammal | not present | high | Cal Code 14:671 | |
Cynomys ludovicianus | Prairie dog | vertebrate | mammal | not present | low | CDFA Vert List | |
Cricetomys gambianus | Gambian giant pouched rat | vertebrate | mammal | not present | low | Cal Code 14:671 | |
Mastomys spp. | Multimammate rat or mouse | vertebrate | mammal | not present | low | Lacey Act | |
Meriones unguiculatus | Mongolian gerbil | vertebrate | mammal | not present | moderate | CDFA Vert List | |
Streptopelia decaocto | Eurasian collared dove | vertebrate | bird | not present | high | Cal Code 14:671 | |
Padda oryzivora | Java sparrow | vertebrate | bird | not present | low | Lacey Act | |
Quelea quelea | Red-billed quelea | vertebrate | bird | not present | low | Cal Code 14:671 | |
Acridotheres cristatellus | Crested mynah | vertebrate | bird | not present | low | Cal Code 14:671 | |
Bufo marinus | Giant toad | vertebrate | amphibian | not present | high | Cal Code 14:671 | |
Eleutherodactylus coqui | Coqui frog | vertebrate | amphibian | not present | high | Cal Code 14:671 | |
Osteopilus septentrionalis | Cuban treefrog | vertebrate | amphibian | not present | low | Cal Code 14:671 | |
Glandirana rugosa | Japanese wrinkled frog | vertebrate | amphibian | not present | moderate | Witmer et al | |
Chelydra serpentine | Snapping turtle | vertebrate | reptile | not present | moderate | Cal Code 14:671 | |
Caiman crocodilus | Spectacled caiman | vertebrate | reptile | not present | high | Cal Code 14:671 | |
Anolis equestris | Knight anole | vertebrate | reptile | not present | high | Cal Code 14:671 | |
Anolis sagrei | Brown anole | vertebrate | reptile | not present | high | Cal Code 14:671 | |
Ctenosaura similis | Black spinytail iguana | vertebrate | reptile | not present | high | Cal Code 14:671 | |
Ctenosaura pectinata | Mexican spinytail iguana | vertebrate | reptile | not present | moderate | Cal Code 14:671 | |
Gekko gecko | Tokay gecko | vertebrate | reptile | not present | high | Cal Code 14:671 | |
Varanus niloticus | Nile monitor | vertebrate | reptile | not present | moderate | Cal Code 14:671 | |
Tupinambis merianae | Argentina giant tegu | vertebrate | reptile | not present | high | Cal Code 14:671 |