# Brown bullhead catfish melanoma represents a novel transmissible cancer

> **Newsylist Open Intelligence Dossier** · First detected: 2026-07-23 00:29 UTC · Category: Health · Sources: 2 · Current Velocity: 0.71

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| CP24 | Transmissible skin cancer discovered in freshwater fish in Canada and U.S. | 2026-07-22 22:19 | [Source Link](https://news.google.com/rss/articles/CBMiuAFBVV95cUxOaHViNFdXOEo5WFJlaXY3SUFOTDhXZGFVTTNMY1hPRGI0aGpPTVREY0NVUW1ldWdOTkc0T0JTbzFwRldodm1BYkc4eUdZUHdSc1phR0k4d3hhcVpScEo1RjRtd0dWRUNyTlRBemk4b01WNE5PUWdmQzNLX3Y3WFlhR0JyWnFqRkR3d25CRVZ6NlNHbGdESGpWMUFpcjlWT1R4azAwU2JnT0JDRFFZSm9lSVFzRU9hT1RH?oc=5) |
| WBUR | Scientists confirm rare 'parasite-like' cancer in bullhead catfish from Lake Memphremagog | 2026-07-22 22:19 | [Source Link](https://news.google.com/rss/articles/CBMinAFBVV95cUxPXzU3ZkxsWkVsOGlEWFZlZlctcHY5RmlaaG50azh4b1kwTzZpT0tZNHRNdmxDd3JBUlhZTW9OOWFrUlEtTGNRM2g0eUhzZF9MZ014aHNsdXE2YkFqWFZEQzF6QjZ3ZUZSaFJjTk4xaU5LVnh0azk2OWM3NENMdlhUSjZQLW5PQ2NhUFpiNXBJVzlLeUZWQXRva3lVU0I?oc=5) |

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*Canonical Source: https://www.newsylist.com/trend/2026-07-23/brown-bullhead-catfish-melanoma-represents-a-novel-transmissible-cancer*
*Synthesized by Newsylist Open Intelligence Engine under E-E-A-T journalistic standards.*