CBC News has learned that 16 Canadian lakes are slated to be officially but quietly "reclassified" as toxic dump sites for mines. The lakes include prime wilderness fishing lakes from B.C. to Newfoundland. - Environmentalists say the process amounts to a "hidden subsidy" to mining companies, allowing them to get around laws against the destruction of fish habitat. - Under the Fisheries Act, it's illegal to put harmful substances into fish-bearing waters. But, under a little-known subsection known as Schedule Two of the mining effluent regulations, federal bureaucrats can redefine lakes as "tailings impoundment areas." - That means mining companies don't need to build containment ponds for toxic mine tailings. - CBC News visited two examples of Schedule Two lakes. In Newfoundland and Labrador, the Vale Inco company wants to use a prime destination for fishermen known as Sandy Pond to hold tailings from a nickel processing...