The Genus Tridacna refers to a variety of giant clam species found in the shallow waters of the Indo-Pacific Ocean. These bivalves are known for their mammoth size, with some species growing up to four feet long and weighing more than 500 pounds. Some synonyms for the Genus Tridacna include the Giant Clam, the Trinity Clam, and the Fluted Giant Clam. These clams play an important role in the ecosystem by filtering large amounts of water and providing habitat for a variety of fish and invertebrates. They have also been prized by humans for their meat and decorative shells, leading to overexploitation and endangerment of some species.