Kockney Koi 5000VFG Filter

koi50003. How Many Koi Can a Pond Hold? Overcrowding a koi pond leads to poor water quality, stunted growth, and stress-related diseases.. General rule: 1 koi per 250 gallonsOase BioSmart 5000 Pond Filter (56929) The Oase BioSmart 5000 Pond Filter is desned to eliminate cloudy, dirty pond water and algae growth by converting ammonia, produced by