Robuta

https://ask.ifas.ufl.edu/publication/IN1038 EENY593/IN1038: Grass Carp, the White Amur: Ctenopharyngodon idella Cuvier and Valenciennes... This article focuses on the Asian grass carp. The carp is a generalist herbivore of aquatic plants. It was imported for biological control of hydrilla and is... grass carpthe white