流水跳蚤是来自欧亚的入侵性浮游动物,正在五个阿尔贡金公园湖中扩散,威胁到鱼类和生态系统。 Spiny water fleas, invasive zooplankton from Eurasia, are spreading in five Algonquin Park lakes, threatening fish and ecosystems.

安大略省公园警告，2022年首次检测到五个阿尔冈昆公园湖泊——北海湖、马尼图湖、基奥什科奎湖、三英里湖和洛克湖——出现刺跳蚤。 Ontario Parks warns of spiny water fleas in five Algonquin Park lakes—North Sea, Manitou, Kioshkokwi, Three Mile, and Rock Lakes—first detected in 2022. 这1.5厘米的浮游动物迅速繁殖, 以鸡蛋形式生存过冬, 并通过船只、渔具和设备传播。 Native to Eurasia, these 1.5 cm zooplankton reproduce rapidly, survive winter in egg form, and spread via boats, gear, and equipment. 它们通过减少本地的浮游动物破坏生态系统,威胁贝斯、长眼和鳟鱼等鱼类。 They disrupt ecosystems by reducing native zooplankton, threatening fish like bass, walleye, and trout. 虽然对人类和宠物无害 但它们在绳索和船体上 形成可见的团团 Though harmless to humans and pets, they form visible clumps on ropes and hulls. 预防至关重要:游客必须清洁、排水和干燥所有设备,避免在湖泊之间移动,特别是在搬运过程中。 Prevention is critical: visitors must clean, drain, and dry all gear and avoid moving between lakes, especially during portages. 该物种现在分布在所有五大湖和100多个安大略湖。 The species is now in all five Great Lakes and over 100 Ontario lakes.