For more information on the Invasive Species Act and Regulations visit www. Asian carps were brought from Asia to North America in the s and 70s. Since then they have migrated north through U. Asian carps prefer cool to moderate water temperatures, like those found near the shores of the Great Lakes. If Asian carps become established in Ontario waters, they could potentially eat the food supply that our native fish depend on and crowd them out of their habitat.
Common Carp, Cyprinus carpio , while originally from Asia, arrived in North America much earlier and is not one of those species referred to as Asian carps. Click here for more information. All are members of the cyprinid family, which includes carps and several varieties of minnows. Of the Bighead Carp, only three specimens have been collected, all in western Lake Erie, between and , and are believed to have been intentionally released. Of the Grass Carp specimens, there have been approximately 23 single captures since in the waters or tributaries of Lake Huron, Lake Ontario, and Lake Erie the most recent in Lake Erie in It is likely that the fish caught were escapees from areas where populations were being used for aquatic plant control, or live releases.
These carp are native to China. They were originally imported into the southern United States in the s to provide an inexpensive, fast-growing addition to fresh fish markets. They also served to help keep aquaculture facilities clean. By the carp were found in natural waters in the Mississippi River Basin. Silver carp can now be found in 12 states.
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