Parks Canada testing mysterious substance found in Moraine Lake

Edmonton Journal - September 29th

As a glacier-fed lake in the Rockies, Moraine Lake is known for its distinct blue colour.

But a section of the pristine lake near the village of Lake Louise took on an shade of lime green Friday when an unknown contaminant was found in it.

Visitors and parks officials alike were wondering what was floating on the lake’s surface.

“It was mysterious,” said Shelley Humphries, an aquatics specialist with Banff, Yoho and Kootenay national parks. “We’re still not sure what it is.”

The substance, which was quickly contained by booms, was collected and taken to a federal lab for testing. ... Click here to read more.