Canned salmon, long thought to be just a pantry staple, has unexpectedly become a valuable archive of Alaskan marine ecology.

And that includes keeping an eye on the news. In 2017, salmon caught in Alaska was found to have tapeworms. “Previously, the parasite was confined to fish from Asia, but as recently as January ...

Infected fish can't be sold due to the lesions the parasites cause. But the health of the fish is also at risk. In extreme cases, an infestation can cause mass mortality. Currently the most common ...

It is likely that the tapeworm was acquired orally. Suspicion fell on cherry-salmon sashimi that the man had consumed three months earlier. The food would have contained a tiny larval form of the ...