National Invasive Species Information Center
U.S. Department of Agriculture

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Displaying 161 to 180 of 269

  • Light Brown Apple Moth, Epiphyas postvittana

    • University of California - Riverside. Center for Invasive Species Research.

  • Marine Invasive Species Program

    • California Department of Fish and Wildlife. Office of Spill Prevention and Response.

  • Marine Invasive Species Program

    • California State Lands Commission.

  • Medfly Quarantine in Portion of Los Angeles County

    • Oct 23, 2023

    • California Department of Agriculture.

    • A portion of Los Angeles County has been placed under quarantine for the Mediterranean fruit fly following the detection of two wild flies in the Leimert Park neighborhood in the City of Los Angeles. The USDA, the Los Angeles County Agricultural Commissioner, and California Department of Agriculture are working collaboratively on this project.

      Under International Plant Protection Convention (IPPC) standards, Ceratitis capitata  is a transient pest under eradication that is present only in one area in California.  This species is not widely distributed and is under official control in the U.S.

  • Mexican Fruit Fly Quarantine in Portion of San Diego County

    • Aug 24, 2022

    • California Department of Food and Agriculture.

    • A portion of San Diego County has been placed under quarantine for the Mexican fruit fly following the detection of six flies and one larva in and around the unincorporated area of Valley Center. The United States Department of Agriculture (USDA), the San Diego County Agricultural Commissioner, and the California Department of Food and Agriculture (CDFA) are working collaboratively on this project.

      The Mexican fruit fly can lay its eggs in and infest more than 50 types of fruits and vegetables, severely impacting California agricultural exports and backyard gardens alike. For more information on the pest, please see the pest profile at: www.cdfa.ca.gov/plant/go/MexFly. Residents who believe their fruits and vegetables may be infested with fruit fly larvae are encouraged to call the state’s toll-free Pest Hotline at 1-800-491-1899.

  • New Invasive Species for California, Tau Fruit Fly, Detected in Los Angeles County; Quarantine in Place

    • Jul 25, 2023

    • California Department of Food and Agriculture.

    • A portion of Los Angeles County has been placed under quarantine for the Tau fruit fly (Zeugodacus tau group) following the detection of more than 20 flies in the unincorporated area of Stevenson Ranch, near the city of Santa Clarita.

      This the first Tau fruit fly quarantine ever in the Western Hemisphere. The fly is native to Asia and is a serious pest for agriculture and natural resources, with a very wide host range, including numerous fruits and vegetables as well as a select range of native plants in California.

  • New Zealand Mud Snail, Potamopyrgus antipodarum

    • University of California - Riverside. Center for Invasive Species Research.

  • New Zealand Mudsnails Detected in Lake Tahoe

    • Tahoe Regional Planning Agency.

  • Oriental Fruit fly (OFF) Regulation and Quarantine Boundaries

    • California Department of Food and Agriculture.

  • Oriental Fruit Fly Quarantine in Portion of Los Angeles County

    • Jul 7, 2022

    • California Department of Food and Agriculture.

    • A portion of Los Angeles County has been placed under quarantine for the Oriental Fruit Fly following the detection of 14 flies in the San Fernando Valley in the North Hills area. To prevent the spread of fruit flies through homegrown fruits and vegetables, residents living in the quarantine area are urged not to move those items from their property. However, they may be consumed or processed (i.e., juiced, frozen, cooked, or ground in the garbage disposal) on the property where they were picked or disposed of by double bagging and placing in the regular trash, not green waste. Residents with questions about the project may call CDFA’s Pest Hotline at 1-800-491-1899. Additional information may be found here: www.cdfa.ca.gov/plant/off.

  • Our Work - White-Spotted Jellyfish

    • California Academy of Sciences.

  • Pest and Disease: Asian Citrus Psyllid and Huanglongbing

    • California Department of Food and Agriculture. Citrus Pest and Disease Prevention Program.

    • The Citrus Pest & Disease Prevention Program is an initiative funded by California citrus growers and administered by the California Department of Food and Agriculture dedicated to combating serious pests and diseases that threaten the state's citrus trees.

  • Pest Detection: Khapra Beetle

    • Alameda County Community Development Agency (California). Agriculture/Weights and Measures.

  • Pest Notes: Asian Citrus Psyllid and Huanglongbing Disease

    • University of California. Statewide Integrated Pest Management Program.

    • See also: Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

  • Pest Notes: Brooms

    • University of California. Statewide Integrated Pest Management Program.

    • See also: Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

  • Pest Notes: Brown Marmorated Stink Bug

    • University of California. Statewide Integrated Pest Management Program.

    • Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

  • Pest Notes: Glassy-winged Sharpshooter

    • University of California. Statewide Integrated Pest Management Program.

    • Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

  • Pest Notes: Red Imported Fire Ant

    • University of California. Statewide Integrated Pest Management Program.

    • Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

  • Pest Notes: Subterranean and Other Termites

    • University of California. Statewide Integrated Pest Management Program.

    • Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.

  • Pest Notes: Sudden Oak Death

    • University of California. Statewide Integrated Pest Management Program.

    • Pest Notes are peer-reviewed scientific publications about specific pests or pest management topics, directed at California's home and landscape audiences.