Other pond additives such as montmorillonite koi clay, pH reducers and stabilizers, activated carbon and other pond additives are found here.
Green frogs can live up to 10 years in the wild, though many do not live that long due to predation.
Asagi a koi variety with a blue-grey body and red markings on the belly, fins, and gill covers. They are one of the oldest koi varieties.