Saskatchawan officials report the presence of Prussian Carp. These unique fish are all born female. They use sperm from other fish in the environment to catalyze the growth of the eggs, but do not use the genetic information. Thus, essentially creating a "clone" of the mother fish. T learn more about the story at CBC news click here.
Image by George Chernilevsky - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=5101359