While they are an introduced species, they are not considered invasive. Prussian carp is recognized as one of the most dangerous invasive species (Kalous et al. Prussian carp, an invasive species of fish, have been found in Stockwell and Anerley Lakes, near Lake Diefenbaker. The Prussian carp, a tubby, out-sized goldfish, which can weigh in at up to three kilograms, is a highly invasive species that reproduces rapidly. Their success in new habitats can be attributed to their ability to tolerate a wide range of environmental stressors, broad omnivorous diet and asexual means of reproduction (Balik et al. The fish has now spread to Saskatchewan, too, though the two western provinces remain the only jurisdictions in North America with the Prussian variety of carp. An invasive species of fish is currently overwhelming a pond in a central Alberta town and, according to the province, there's little that can be done to permanently remove the intruders. It was introduced to Alberta, from where it spread into Saskatchewan through the South Saskatchewan River system. 1). Prussian carp, an invasive species of fish, have been found in Stockwell and Anerley Lakes. “Many invasive carp were imported as pond or aquarium species or sold in Asian food markets,” says a government fact sheet from 2015 that was updated in 2018. Dr. Christopher Somers is a Biology Professor at the University of Regina and is also part of the Saskatchewan Sportfish Research Group. “They were introduced into Alberta through the aquaculture facility,” she explained. 2006). Prussian carp is an invasive species from Asia. 0.25%) were recovered from feces (Fig. Common carp were brought to the U.S. during the 19th century. Read the full story by Postmedia. It was introduced to Alberta, from where it spread into Saskatchewan through the South Saskatchewan River system. EDMONTON — The Alberta government is sending out warnings about Prussian carp and goldfish are aquatic invasive species found in Southern Alberta and Saskatchewan. 2003, Liasko et al. “Amongst the most invasive species of introduced freshwater fish is the gibel (or Prussian) carp Carassius gibelio (Bloch), which was introduced to Europe from Asia in the 17th century and is now widely distributed in Estonia. It’s not known how it first entered Alberta’s waterways, although it has been there since at least 2015 and has now spread to Saskatchewan. Considering the threat they pose to Alberta’s aquatic ecosystems, Prussian carp and goldfish should not be returned to the water if they are caught, and understanding their distribution is vital. Prussian Carp and Goldfish Online Report. 2004). “They were introduced into Alberta through the aquaculture facility,” she explained. Once invasive species are entrenched they are very difficult to eradicate, said Poesch. 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