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A strange pattern first caught the attention of anglers and biologists around Lake Memphremagog back in 2012. Brown bullhead catfish pulled from the lake, which straddles the Vermont-Quebec border, were turning up with raised black spots covering their bodies. Testing eventually confirmed that between 23% and 37% of sampled fish carried melanoma lesions, a type […] The post Scientists just found cancer that spreads between fish appeared first on Rolling Out .