It has been recorded in high - altitude ponds and lakes in Colorado and Montana in the United States and British Columbia , Alberta , Ontario , and Quebec in Canada .
The Rocky Mountain capshell is native to the Rocky Mountains of North America .
Rocky Mountain capshell has been recorded in high - altitude ponds and lakes in Colorado and Montana in the United States and British Columbia , Alberta , Ontario , and Quebec in Canada .
The Rocky Mountain capshell is native to the Rocky Mountains of North America .