Whirling disease found in six more waterways around Banff National Park : globalnews

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Whirling disease found in six more waterways around Banff National Park

Whirling disease found in six more waterways around Banff National Park

Six more locations have been added to the list of rivers, creeks and lakes with confirmed cases of whirling disease in Banff National Park.Whirling disease doesn't harm people or other mammals, but can have a significant effect on salmonoids—salmon, trout, char and whitefish.It's caused by a microscopic parasite that penetrates the head and spine and eventually causes the fish to swim erratically — or whirl.That leads to difficulty feeding and avoiding predators.


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Fish disease spreads near Banff National Park

Fish disease spreads near Banff National Park

There's been an expansion of whirling disease in our province.According to the Canadian Food Inspection Agency, it has been detected in six more locations near Banff National Park, including in the Bow River by Tunnel Mountain.It was first detected in Johnson Lake in late August.Although whirling disease poses no risk to humans, it impacts fish populations.


in the same way cbc

Whirling disease affecting fish confirmed in 6 more locations near Banff National Park

Whirling disease affecting fish confirmed in 6 more locations near Banff National Park

Officials have confirmed the deadly whirling disease, which affects fish, has been found at six more locations in waterways near Banff National Park."Clearly, having the disease fairly well established in Banff National Park isn't positive news," Roger Ramcharita, a regional director for Alberta Environment and Parks."We're still very hopeful that the incidences of whirling disease hasn't spread throughout the Bow [River] system."Posted to the Canadian Food Inspection Agency website on Monday, the six latest locations include:Spray River upstream from the confluence of the Cascade River and Cascade Creek.