Imported shellfish outbreak alerts
Key Questions
What imported shellfish prompted the Connecticut alert?
Fresh-frozen blood clams, also called concha negra, were linked to a disease outbreak. The CT DPH issued a safety advisory for consumers.
Why is monitoring expanding beyond Listeria and Salmonella?
Alerts now include imported seafood hazards such as contaminated shellfish. This broadens public health response to additional pathogens in frozen products.
What should consumers do with recalled blood clams?
Avoid purchasing or consuming the implicated fresh-frozen blood clams. Dispose of any products and follow local health department guidance.
CT DPH alert on fresh-frozen blood clams (concha negra) linked to disease outbreak. Expands monitoring beyond Listeria/Salmonella clusters to imported seafood hazards.
Sources (2)
Updated May 16, 2026