Red Hook Silver Dollar (Myloplus rubripinnis) Koi build-ups of other nitrogenous wastes

build-ups of other nitrogenous wastes are not tolerated

such as the seasonal wetlands of the Florida peninsula

It is found in the Amazon basin in Bolivia

You’ll also need a very tightly-fitting cover as rays will sometimes (particularly when feeding)come right up to the water surface and may breach as much as half their body

from the coast of eastern Africa to Hawaii

Red Hook Silver Dollar (Myloplus rubripinnis) Koi build-ups of other nitrogenous wastesThe Red Hook Silver Dollar is a popular, colorful schooling fish found throughout the Amazon Basin in South America. A relatively peaceful fish, they do best in groups of 5 or more and make an excellent dither fish for large cichlids or other predatory fish species. They also add activity to the upper levels larger aquariums with their constant, rapid swimming and close schooling behavior.