Peer-reviewed veterinary case report

As salmon in Alaska plummet, scientists suspect a parasite.

Journal:: Science (New York, N.Y.)
Year:: 2025
Authors:: Cornwall, Warren
Affiliation:: Seattle.

Abstract

Chinook in the Yukon River appear to be particularly vulnerable-and warming waters may be abetting the infection.

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Original publication: https://pubmed.ncbi.nlm.nih.gov/40839724/

Differential susceptibility of Yukon River and Salish Sea stocks of Chinook salmon Oncorhynchus tshawytscha to ichthyophoniasis.Diseases of aquatic organisms · 2021
Differences in Ichthyophonus prevalence and infection severity between upper Yukon River and Tanana River chinook salmon, Oncorhynchus tshawytscha (Walbaum), stocks.Journal of fish diseases · 2006
Endangered wild salmon infected by newly discovered viruses.eLife · 2019
Laboratory infection rates and associated mortality of juvenile Chinook Salmon (Oncorhynchus tshawytscha) from parasitic copepod (Salmincola californiensis).Journal of fish diseases · 2021