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Listeria Monocytogenes has been detected in Matjes herring fillets.

November 29 2025

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Food Safety Alert: Detection of Listeria Monocytogenes in Herring Fillets

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Food Safety Alert: Detection of Listeria Monocytogenes in Herring Fillets

On November 25, 2025, a significant food safety incident was reported involving the detection of Listeria Monocytogenes in Matjes herring fillets originating from Germany. This bio-contaminant poses serious health risks, particularly to vulnerable populations such as pregnant women, the elderly, and individuals with weakened immune systems.

Matjes herring fillets, a popular seafood product, are often consumed in various culinary applications, including salads and appetizers. The presence of Listeria Monocytogenes in these products necessitates immediate attention to prevent potential foodborne illness outbreaks.

Consumers are advised to check their refrigerators for any Matjes herring fillets purchased around the time of this incident. It is crucial to discard any affected products to ensure safety. Symptoms of listeriosis can include fever, muscle aches, and gastrointestinal issues, and may develop within a few days to several weeks after consumption.

Food safety authorities are actively investigating the source of contamination and implementing control measures to prevent further occurrences. It is essential for food processors and distributors to adhere to strict hygiene and safety protocols to mitigate the risk of bio-contaminants in food products.

For further updates and information, please refer to food safety resources and local health authorities.


  • Incident: Listeria Monocytogenes has been detected in Matjes herring fillets.
  • Date: 2025-11-25
  • Product: Matjes herring fillets
  • Market: Available to SGS Digicomply users only. Explore the platform (for enterprises, no individual plans)
  • Origin of issue: Germany
  • Hazard: Available to SGS Digicomply users only. Explore the platform (for enterprises, no individual plans)
  • Incident Category: Control
  • Hazard Category: Bio-contaminants
  • Source: Informační centrum bezpečnosti potravin

For more detailed information about this and other similar incidents, with access to filtering options, historical data, and trend analysis, try the SGS Digicomply Food Safety Software. Explore SGS Digicomply Food Safety Intelligence Hub demos here. (for enterprises only, no individual plans)

Tags: November 2025