Purple Tang (Zebrasoma xathurum) pump set doing so may cause water

doing so may cause water quality to deteriorate

when adding tap water back into the aquarium

This test offers two ranges:

its fine grain size can pass easily through the gills of gobys and other sand sifting organisms

Purple Tang (Zebrasoma xathurum) pump set doing so may cause waterPurple Tang (Zebrasoma xanthurum) The Purple Tang is blue to purple in color with a yellow tail and yellow accents on the pectoral fins. This fish was formally known only to the coral reefs of the Red Sea, but it is now found in the Arabian Sea, the Gulf of Aden and in the waters off Sri Lanka as well. It usually lives singly, but can occasionally be found in schools in the southern Red Sea. Adults can reach a size of 10 inches. The Purple Tang is one