UW News

Teri King


March 19, 2020

‘Sushi parasites’ have increased 283-fold in past 40 years

anisakis in salmon filet

A new study led by the University of Washington finds dramatic increases in the abundance of a worm that can be transmitted to humans who eat raw or undercooked seafood. Its 283-fold increase in abundance since the 1970s could have implications for the health of humans and marine mammals, which both can inadvertently eat the worm.