ESHa Gastrobac 10ml. eSHa Gastrobac is NOT tolerated by snails, aquatic gastropods (Zebra Snails, etc.) must be removed. With eSHa the focus is always on ease-of-use and good value for money. Large amounts of biological residues in the aquarium, such as food residues, dead plants, dead fish or snails generally are the breeding ground for the bacteria which cause this disease.
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