This is “pretty common” in cod, haddock, and salmon, says John Hawdon, Ph.D ., professor of Microbiology, Immunology, and Tropical Medicine at the George Washington University School of Medicine & ...

“Is killed in the cooking process,” stated another. That said, many weren’t too happy about the worms— and the price. “Concerning worm but so is the $32 for salmon,” a user wrote.