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New Parasitic Worms Found in San Diego Fish

6/4/2025

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Summary

Story summary

Researchers at UC San Diego have discovered two parasitic flatworm species, Haplorchis pumilio and Centrocestus formosanus, lurking in freshwater fish in San Diego County. These parasites pose serious health risks to humans, prompting a call for vigilance and urging the public to report infections, especially as raw fish consumption rises among Americans.

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Story summary

Researchers at UC San Diego have discovered two parasitic flatworm species, Haplorchis pumilio and Centrocestus formosanus, lurking in freshwater fish in San Diego County. These parasites pose serious health risks to humans, prompting a call for vigilance and urging the public to report infections, especially as raw fish consumption rises among Americans.