Northern crayfish continues its Alberta invasion, this time, in mountain parks

吃货坐不住了！加拿大小龙虾泛滥成灾政府呼救：快来抓！无限制抓！ - 美食新闻 - 温哥华天空 - Vansky

Water monitoring group finds 16 invasive crayfish in Nose Creek in less than 60 seconds

Insects, Free Full-Text

Wetland - Wikipedia

Scientists work to stop self-cloning crayfish after first detection in Canada - The Weather Network

Water, Free Full-Text

Biology of the Northern Crayfish (Orconectes virilis)

Invasive Crayfish Found In Oregon For The First Time OPB

Water monitoring group finds 16 invasive crayfish in Nose Creek in less than 60 seconds

Invasive Northern crayfish already spreading to Bear Creek, Rogue River - OPB

City drains 2 northwest Calgary ponds due to dumped goldfish