News archive - 2012

Thursday, October 11, 2012

Male Fish in Grand River Producing Eggs

Mark Servos of the University of Waterloo explains how male fish in the Grand River are exhibiting female traits.

Tuesday, October 9, 2012

Researchers blame fish mutations on local sewage plants

WATERLOO REGION — A local researcher says sewage from the region’s waste water treatment plants is making male fish female in the Grand River.

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