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Marine Biotoxins in Crustaceans and Fish-A Review
1Department of Microbiology of Food and Feed, National Veterinary Research Institute, Partyzantów 57, 24-100 Puławy, Poland.
Toxins
|December 24, 2025
Summary
Marine biotoxins pose a food poisoning risk in seafood. This review highlights marine toxin accumulation in crustaceans and fish, urging expanded monitoring beyond bivalve mollusks for public health protection.
Area of Science:
- Food Science
- Marine Biology
- Toxicology
Background:
- Seafood consumption, including shellfish and crustaceans, is rising due to taste and nutrition.
- Marine biotoxins in seafood can cause food poisoning.
- Current EU regulations primarily focus on toxin limits in bivalve mollusks.
Purpose of the Study:
- To review recent cases of marine biotoxin accumulation in crustaceans and fish.
- To highlight the public health implications of biotoxins in non-bivalve seafood.
- To underscore the need for expanded toxin monitoring in seafood.
Main Methods:
- Literature review of recent scientific publications.
- Analysis of reported cases of marine biotoxin contamination in fish and crustaceans.
- Examination of existing European Commission regulations on marine biotoxins.
Main Results:
- Crustaceans and fish are identified as potential vectors for marine biotoxins.
- Several instances of marine biotoxin accumulation in these non-bivalve species have been documented.
- Existing regulations do not adequately cover toxin monitoring in crustaceans and fish.
Conclusions:
- There is a critical need to include crustaceans and fish in marine biotoxin monitoring programs.
- Expanded regulatory frameworks are necessary to ensure seafood safety.
- Further research is required to assess the full impact of marine biotoxins on public health through non-bivalve seafood.
