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Shellfish and Seafood Advisories​

Please see below for recent news announcing seafood and shellfish advisories and quarantines.​ For updated information on shellfish bi​otoxin advisories, call CDPH’s toll-free ā€œShellfish Information Lineā€ at (800) 553-4133. Bivalve shellfish information and recent test results can be viewed in the CDPH Recreational Shellfish Advisory Map. Crab and lobster test results can be viewed on the CDPH Domoic Acid webpage. For additional information visit CDPH’s Marine Biotoxin Monitoring Program webpage.​


​​Annual Quarantine of Sport-Harvested Mussels Begins May 1

April 23, 2025 ā€”​  The California Department of Public Health (CDPH) today announced the annual quarantine of sport-harvested mussels gathered along the California coast.

​​CDPH Warns Public Not to Consume Sport-Harvested Bivalve Shellfish from Ventura, Orange, and San Diego Counties

April 14, 2025 ā€”​  The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, scallops, or oysters from Ventura, Orange, and San Diego counties.

​​CDPH Warns Public Not to Consume Sport-Harvested Bivalve Shellfish from Ventura, Orange, and San Diego Counties

April 14, 2025 ā€”​  The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, scallops, or oysters from Ventura, Orange, and San Diego counties.

​​CDPH Warns Public Not to Consume Sport-Harvested Bivalve Shellfish from San Diego County

April 2, 2025 ā€”​  The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, scallops, and oysters from San Diego County.

​​CDPH Warns Public Not to Consume Sport-Harvested Bivalve Shellfish From Los Angeles and Santa Barbara Counties

March 28, 2025 ā€”​  The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Los Angeles County and Santa Barbara County.

​​CDPH Warns Public Not to Consume Sport-Harvested Bivalve Shellfish from Santa Barbara County

March 20, 2025 ā€”​  The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Santa Barbara County.

​CDPH Warns of Possible Norovirus Infections from Imported Raw Korean Oysters

March 18, 2025 ā€”​  The California Department of Public Health (CDPH) is warning distributors and retailers not to sell or serve frozen raw oysters from Dai Hung Mulsan (KR 7 SP) in Tongyeongsi, Republic of Korea (ROK) because they may be contaminated with norovirus, a virus that can cause gastrointestinal illness.

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