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      • CDPH Lifts Rock Crab Health Advisory in Portions of San Mateo County - South of Pillar Point
      • News Releases 2017
      • CDPH Launches Mobile Website for WIC Participants
      • CDPH Reports Widespread Flu Activity that is More Severe than Last Year
      • CDPH Fines San Francisco County Facility in Death of Resident
      • CDPH Fines Los Angeles County Facility in Death of Resident
      • Let’s Get Healthy California Announces Local Innovations to Improve California’s Health
      • Dungeness Crab Health Advisory Lifted for Remainder of California Coast
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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.​​


​​CDPH Warns of Domoic Acid Toxicity From Frozen Anchovies

May 7, 2025 ā€”​ The California Department of Public Health is warning distributors and retailers to not sell specific lot numbers of frozen Sea Wave brand anchovies that have been found to contain elevated levels of domoic acid.

​​CDPH Removes Previous Warning for Commercially Harvested Rock Crab from Portions of Humboldt and Del Norte Counties

April 29, 2025 ā€”​  The California Department of Public Health (CDPH) has lifted the shellfish safety notification that warned against consuming commercially harvested rock crab from state waters located at: 

  • ​​North jetty of the Humboldt Bay entrance (40° 46.15’ N. Lat.) to the California/Oregon border (42° 00.00’ N. Lat.) (Humboldt and Del Norte counties).
​​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 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.

​​​​​​​​​​

​

Shellfish and Seafood Advisories 2024-2022

2024

​CDPH Warns of Po​ssible Norovirus Infections from Raw Oysters Imported from British Columbia, Canada

December 17, 2024 ā€”​ The California Department of Public Health (CDPH) is warning consumers not to eat raw oysters harvested from certain areas in British Columbia, Canada because they may be contaminated with norovirus, which can cause serious gastrointestinal illness.

​CDPH Lifts Warning to Not Consume Sport-Harvested Whole Dungeness Crab from the Northern California Coast

December 16, 2024 ā€”​ The California Department of Public Health (CDPH) has lifted the shellfish safety notification for not consuming sport-harvested whole Dungeness crab caught in state waters located at:

  • CA/OR border (42° 0.00' N. Latitude) to Reading Rock State Marine Reserve (41° 17.6' N. Latitude)
​​CDPH warns Not to Eat the Internal Organs of Sport-Harvested Dungeness Crab from One area of the Northern California Coast​

December 13, 2024 — CDPH is​​ advising the public to not consume the internal organs (viscera) of sport-harvested Dungeness crab caught from a specific area of the Northern California Coast. ​

CDPH Lifts Warning About Certain Types of Sport-Harvested Shellfish from Del Norte County

​December ā€‹5, 2024 ā€”​ The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and most types of clams from Del Norte County.

​CDPH Lifts Warning About Consuming the Internal Organs of Sport-Harvested Dungeness Crab from Parts of the California Coast​

November 19, 2024 ā€”​ The California Department of Public Health (CDPH) has lifted the shellfish safety notification for Dungeness crab internal organs (viscera) caught in state waters located at: 

  • Reading Rock State Marine Reserve (41° 17.6' N. Latitude) to Cape Mendocino (40° 10' N. Latitude) and 
  • Sonoma/Mendocino County line (38° 46.125' N. Latitude) to Point Reyes (38⁰ 0.00' N. Latitude). ā€‹
CDPH Lifts Warnings about Sport-Harvested Shellfish from Marin and Monterey Counties​
​
November 12, 2024  ā€”​​ ā€‹ā€‹ The California Department of Public Health (CDPH) has lifted the shellfish safety notification today, November 12, 2024, related to sport-harvested mussels, clams, and scallops from Marin and Monterey Counties.

​​CDPH Warns Consumers Not to Eat Internal Organs ā€‹from Sport-Harvested Dungeness Crab from Two Areas Along Northern California Coast​​

November 1, 2024 ā€”​​ The California Department of Public Health (CDPH) is warning consumers to not eat the internal organs (viscera) of Dungeness crab caught from two coastal areas of northern California. ā€‹ā€‹ā€‹

​​CDPH Warns Consumers Not to Eat ā€‹Sport-Harvested Dungeness Crab from One Area ​​Along Northern California Coast Area​

​November 1, 2024  ā€”​ The California Department of Public Health (CDPH) is warning the public to not consume any whole Dungeness crab caught from one coastal area of northern California.  

​Sport-Harvested Mussel Quarantine Lifted Along ā€‹ā€‹the Majority of the California Coast​​

​October 30, 2024 ā€” ā€‹The California Department of Public Health (CDPH) announced today that the statewide annual quarantine on mussels taken for human consumption by sport-harvesters from California's ocean waters ends at midnight on Thursday, October 31, 2024, for all coastal counties except Del Norte, Marin, and Monterey.  ā€‹

​CDPH Lifts Warning about Sport-Harvested Shellfish ā€‹ā€‹from Santa Cruz County and Santa Barbara County​​​
October 23, 2024 — California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and clams from Santa Cruz and Santa Barbara Counties. 

CDPH Lifts Warning about Sport-Harvested Shellfish from Sonoma County and Certain Shellfish from Humboldt County

​​​​October 8, 2024 — The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and most types of clams from Humboldt County. An advisory for razor clams in Humboldt County remains in effect. CDPH has also lifted the shellfish safety notification related to sport-harvested mussels, scallops, and clams from Sonoma County.

​CDP​H Warns Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Santa Barbara County​​​​

​​​​September 26, 2024 ā€” The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Santa Barbara County.  ā€‹

​CDPH Lifts Warning about Sport-Harvested Shellfish from Santa Barbara County​​​​​​

September 3, 2024 ā€” The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and clams from Santa Barbara County.​

​CDPH Warns Consumers ​Not To Eat Sport-Harvested Bivalve Shellfish from Humboldt County ā€‹

August 9, 2024 ā€” ā€‹ā€‹The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Humboldt County. ā€‹

​CDPH Warns Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Santa Barbara County​

August 8, 2024 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 Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Marin County ā€‹

July 26, 2024 ā€”​ The California Department of Public Health (CDPH) is advising consumers not to eat

sport-harvested mussels, clams, or scallops from Marin County.   ā€‹

​CD​PH Warns Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Sonoma County​​

​July 19, 2024 ā€”​ The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Sonoma County.  ā€‹ā€‹

CDPH Warns Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Santa Cruz and Monterey Counties​​​

​July 18, 2024 ā€”​ ā€‹ā€‹The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Santa Cruz and Monterey counties. ā€‹

CD​PH Warns Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Del Norte County​​​

​July 16, 2024 ā€” ā€‹ā€‹The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or scallops from Del Norte County. ā€‹

​CDPH Warns Consumers Not to Eat Sport-Harvested Bivalve Shellfish from Humboldt County​
July 3, 2024 —​​ The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested bivalve shellfish, including mussels, clams, or scallops from Humboldt County. 

​CDPH Warn​s Against Consuming Razor Clams from Humboldt County​​

May 2, 2024 — The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested razor clams from Humboldt County. These clams were recently detected as having dangerous levels of domoic acid, which can cause Amnesic Shellfish Poisoning.   
​Annual Quarantine of Sport-Harvested Mussels Begins May 1​
April 19, 2024 —​​ CDPH is implementing its annual quarantine for sport-harvested mussels gathered along the California coast beginning May 1. The quarantine does not apply to commercially sold mussels, clams, scallops, or oysters from CDPH approved sources. 

CDPH Warns of Possible Norovirus Infections from Imported Raw Mexican Oysters​​
January 17, 2024 —​​ The California Department of Public Health (CDPH) is warning consumers not to eat raw oysters from Laguna De Guerrero Negro, Baja California, Mexico, Laguna Manuela, Baja California, Mexico, and Bahia Salina, Sonora, Mexico because they may be contaminated. 

​

2023

​CDPH Lifts Warning about Sport-Harvested Shellfish from San Luis Obispo County​
December 12, 2023  ā€”​​​ The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and clams in San Luis Obispo County. 

​CDPH Lifts Warning about Sport-Harvested Shellfish from San Mateo County​

​​November 20, 2023 —​ The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and clams in San Mateo County.

​Consumers Warned not to eat Sport-Harvested Razor Clams from Del Norte​​ County​
November 9, 2023 — Due to the detection of elevated levels of domoic acid, a naturally occurring toxin, the California Department of Public Health (CDPH) is warning consumers to not eat sport-harvested razor clams from Del Norte County.

​Sport-Harvested Mussel Quarantine Lifted Along the California Coast ā€‹ā€‹

October 27, 2023—​ The California Department of Public Health (CDPH) announced today that the statewide annual quarantine on mussels taken for human consumption by sport-harvesters from California's ocean waters ends at midnight on Tuesday October 31, 2023, for all coastal counties except San Mateo and San Luis Obispo.

​​C​​DPH Lifts Warning for Recreational Lobster Harvested from Parts of the Southern California Coast​

October 13, 2023 ​​—​ Recent laboratory analyses show that domoic acid levels in lobsters harvested along coastal areas of Los Angeles County have declined to low or undetectable levels.

​Shellfish Safety Notification: Consumers ​Warned Not to Eat Lobsters Caught along Parts of the California Coast​
September 22, 2023 — Due to the detection of elevated levels of domoic acid, a naturally occurring toxin, the California Department of Public Health (CDPH) is warning consumers to not eat lobsters caught in specific coastal areas of Los Angeles County. ā€‹

​Shellfish Safety Notification: Sport-Harvested Bivalve Shellfish from Mendocino County
​
September 7, 2023 — Dangerous levels of paralytic shellfish poisoning (PSP) toxins have been detected in mussels from Mendocino County.
​

CDPH Lifts Warning about Razor Clams from Humboldt County
August 3, 2023 - The California Department of Public Health (CDPH) has lifted the shellfish safety notification related to sport-harvested razor clams in Humboldt County.​

​C​DPH Lifts Warning about Shellfish from Santa Barbara County​

August 1, 2023 -​​The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to related to sport-harvested mussels, scallops, and clams in Santa Barbara County.​​

​Shellfish Safety Notification: Sport-Harvested Bivalve Shellfish from San Mateo County​​​​​

July 28, 2023 - Dangerous levels of paralytic shellfish poisoning (PSP) toxins have been detected in mussels from San Mateo County. The naturally occurring PSP toxins can cause illness or death in humans. Cooking does not destroy the toxin.

​Shellfish Safety Notification: Sport-Harvested Bivalve Shellfish from​​San Luis Obispo County​​

​​​July 14, 2023​ - Dangerous levels of paralytic shellfish poisoning (PSP) toxins have been detected in mussels from San Luis Obispo County.​​

​CDPH Lifts Warning ​about Razor Clams from Del Norte County​

July 6, 2023 -​ The California Department of Public Health (CDPH) has lifted the shellfish safety notification related to sport-harvested razor clams in Del Norte County. 

​Shellfish Safety Notification: Sport-Harvested Bivalve Shellfish from Santa Barbara County​​

​June 16, 2023 - Dangerous levels of domoic acid, also referred to as Amnesic Shellfish Poisoning, have been detected in mussels and oysters from Santa Barbara County. 

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

May 1, 2023 - The California Department of Public ​Health (C​DPH) today announced the annual quarantine of sport-harvested mussels gathered along the California coast.

​CDPH Lifts Warning about Certain Shellfish from Humboldt County except Razor Clams

January 9, 2023 - The California Department of Public Health (CDPH) has lifted the shellfish safety notification today related to sport-harvested mussels, scallops, and most types of clams in Humboldt County. An advisory for razor clams in Humboldt County remains in effect.

2022

​Sport-Harvested Mussel Quarantine Lifted Along the California Coast – Except for Humboldt, San Mateo, Monterey, and San Luis Obispo Counties

October 31, 2022 ā€“ ā€‹ā€‹ā€‹The California Department of Public Health (CDPH) announced today that the statewide annual quarantine on mussels taken by sport harvesters from California’s ocean waters ends at midnight on Monday, October 31, 2022, for all coastal counties except Humboldt, San Mateo, Monterey, and San Luis Obispo.

​

Shellfish Safety Notification: Sport-Harvested Bivalve Shellfish from Humboldt and San Luis Obispo Counties

October 27, 2022 ā€“ Dangerous levels of paralytic shellfish poisoning (PSP) toxins have been detected in mussels from Humboldt and San Luis Obispo counties.

Shellfish Safety Notification: Sport-Harvested Bivalve Shellfish from San Mateo County

September 2, 2022 ā€“ The California Department of Public Health (CDPH) is advising consumers not to eat sport-harvested mussels, clams, or whole scallops from San Mateo County.

​CDPH Lifts Warning about Razor Clams from Del Norte County

June 27, 2022 ā€“ The California Department of Public Health (CDPH) has lifted the shellfish safety notification related to sport-harvested razor clams in Del Norte County.

​Annual Quarantine of Sport-Harvested Mussels Begins May 1

April 26, 2022 ā€“ The California Department of Public Health (CDPH) today announced the annual quarantine of sport-harvested mussels gathered along the California coast.

​California Department of Public Health Warns of Possible Norovirus Infections from Imported Raw British Columbian Oysters

April 2, 2022 ā€“ The California Department of Public Health (CDPH) warned consumers today not to eat raw oysters from British Columbia, Canada because they may be linked to an outbreak of norovirus illnesses in California. Canadian officials continue to investigate the source of norovirus illnesses and have closed multiple growing regions in British Columbia for sanitary contamination.

Page Last Updated : May 7, 2025
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