señor_pescados_felices;2930406; said:"a" koi can surely survive in an aerated pond of 800 gallons if you have some plants.
You have to be careful how much you feed though. Will water changes be done?balrock043;3022704; said:I wouldn't try it... the ammonia and nitrites would build up with out frequent water changes, and the chemicals used to purify the water would take a toll on the fish... and the frequent water changes would kill the fish from pure stress.. albeit if you could, theoretically, keep the fish in good health in an unfiltered pond, he would grow to his full size (about 3 feet) fairly quickly, say, 3 or 4 years rather than 6 or 7
balrock043;3022704; said:I wouldn't try it... the ammonia and nitrites would build up with out frequent water changes, and the chemicals used to purify the water would take a toll on the fish... and the frequent water changes would kill the fish from pure stress.. albeit if you could, theoretically, keep the fish in good health in an unfiltered pond, he would grow to his full size (about 3 feet) fairly quickly, say, 3 or 4 years rather than 6 or 7