The discovery of a transmissible melanoma in a freshwater catfish raises questions about the disease’s origin, mode of transmission and broader impact on the species.
28 July 2026
The discovery of a transmissible melanoma in a freshwater catfish raises questions about the disease’s origin, mode of transmission and broader impact on the species.
By
Hannah Siddle0
Hannah Siddle
Scientists discover 1st known likely transmissible cancer in wild catfish
Rare cancer spreading among fish could offer clues to how the disease evolves
Contagious Cancer Found in North American Catfish
Scientists Discover The Fourth Transmissible Cancer Known To Science
Anglers had been reporting black skin patches among catfish in Vermont lake. Now scientists have found it's a contagious cancer affecting 30% of their population
Researchers discover fourth transmissible cancer known to science
Scientists discover transmissible cancer in fish but say it could help humans
Quando il tumore è contagioso: il melanoma nei pesci gatto - Galileo
Scientists Just Discovered A Contagious Cancer In A Catfish, The Fourth Known To Science. Meet The Other Three
‘Cancer’: Scientists’ horror find in lake
