Blue Maxima Clam - AssortedHow to Care for Maxima Clam Tridacna maxima has the widest distribution of any Tridacnid species. It is found from the Red Sea, throughout the Indo Pacific region, to Australia and Polynesia. It usually occurs in shallow, clear water, high current areas where they are known to form high density populations. They will attach to the substrate with threads from the byssal organ. Maxima clams have many different colors and patterns. They require high