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Scientists Find Parasites in Almost Every Fish From a Recent Tuna Haul – 96% Were Infected

Researchers found 96% of 53 skipjack tuna carried worms, including parasites in muscle tissue that could affect seafood safety and market value.

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A study conducted in Brazil found parasites in 96 percent of the tuna examined. Scientists found more than 1,600 parasites in just 53 fish, some of which were also found in muscle tissue.

·Türkiye
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A recent scientific analysis reveals a worrying reality for marine enthusiasts. Researchers have examined a lot of tuna caught in Brazil and found that almost all of the specimens contained parasitic worms. This study highlights a particularly high parasitic prevalence in this region, raising key questions about the species. ... Read more The article Massive parasitic contamination in Brazilian tuna appeared first on Fredzone.

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Science Alert broke the news in Canberra, Australia on Thursday, September 3, 2026.
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