Maracyn Oxy 16 oz. Size:16OZ even ones as small as

even ones as small as 10 gallons

Once the fungus starts growing on the fish

This treatment is suitable for fresh and saltwater aquariums

Just make sure the foods you feed are small enough so they don't choke on their food

it usually continues to grow and enlarge

Maracyn Oxy 16 oz. Size:16OZ even ones as small asFritz Maracyn Oxy is a quick and effective treatment for infections of true fungal infections on fish and eggs (whitish tufts of cotton like material) and some bacterial diseases. It slowly releases small amounts of a stabilized oxygen chlorine combination which, when used as directed, has an unusual ability to treat a wide variety of tropical fish diseases. Fungal infections are usually found at the site of an injury or recent attack from parasites.