API Pond Melafix 437ML Hoses In its native habitat

In its native habitat

as long as you rehouse them as they get bigger

Replacement rotor for Bio Master external filters from Oase

which is typically dry and warm

API Pond Melafix 437ML Hoses In its native habitatAPI POND MELAFIX acts as an all natural, antibacterial treatment for koi and goldfish diseases, including cloudy eyes, mouth fungus, fin & tail rot, damaged fins, ulcers, and open wounds. Use if you notice these symptoms among fish in your pond, or when adding new fish. POND MELAFIX fish treatment is safe with snails and other invertebrates, and will not harm aquatic plants, affect pH, or adversely affect your pond's natural biological filter.