GFM Network News


Quagga mussels were first found in Lake Mead in 2007 and the population is now in the trillions. The lake, located east of Las Vegas, is the largest reservoir in the United States.

Keeping province free of invasive mussels

Zebra and quagga mussels could quickly devastate Alberta’s irrigation infrastructure

Zebra and quagga mussels are small freshwater, clam-like species that pose a significant threat to Alberta’s waterways and irrigation systems. “The concern with zebra and quagga mussels is that they multiply very quickly and can attach and accumulate on any submerged surface in the water, and could clog up water-related infrastructure such as irrigation pipelines […] Read more

These samples, collected at Lake Mead in Nevada, show the growth of quagga mussels 
on a pipe after two, four, and six months.

The battle against invasive mussels is unending

Zebra and quagga mussels would cause $75 million in damage annually if they got in Alberta waterways

Efforts to keep invasive mussels out of Alberta have been successful so far, but the threat is unending. “Inspectors at the Coutts inspection station near the Montana boarder have already intercepted one mussel-fouled boat since opening for the season in March, and it is expected that this will be only one of many such incidents […] Read more


These samples, collected at Lake Mead in Nevada, show the growth of quagga mussels on a pipe after two, four, and six months.

Alarm bells ringing in Alberta as invasive mussels move west

The arrival of the devastating invaders in Manitoba has led to mandatory inspections here

Alberta introduced tough new legislation last month requiring mandatory boat inspections — a ramping up of the effort to keep zebra and quagga mussels out of the province. But officials admit that what’s really needed is public buy-in — and a little luck — to keep these devastating waterway invaders at bay. “If we ‘miss […] Read more