Rare, transmissible cancer found in catfish in Quebec, U.S. lakes @CBCQuebec
Rare, transmissible cancer found in catfish in Quebec, U.S. lakes  @CBCQuebec
Uploaded July 2026 | Updated September 2026, 2 weeks ago
About a third of brown bullhead catfish in Lake Memphremagog, which spans the Quebec-Vermont border, have melanoma tumours on their skin. Researchers say the black, lumpy spots are the first known transmissible cancer in fish.

#montreal #mtl #quebec #news #catfish #fish #vermont #border #melanoma #awareness #research #cancer

For more on this story: cbc.ca/news/science/fish-transmissible-cancer-9.7279045

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Rare, transmissible cancer found in catfish in Quebec, U.S. lakes

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