giant clam


Also found in: Thesaurus, Encyclopedia, Wikipedia.
Related to giant clam: geoduck

giant clam

n.
Any of various very large bivalve mollusks of the subfamily Tridacninae, found in tropical waters of the Indian and Pacific Oceans and including the largest living mollusks.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.giant clam - a large clam inhabiting reefs in the southern Pacific and weighing up to 500 poundsgiant clam - a large clam inhabiting reefs in the southern Pacific and weighing up to 500 pounds
clam - burrowing marine mollusk living on sand or mud; the shell closes with viselike firmness
genus Tridacna, Tridacna - type genus of the family Tridacnidae: giant clams
References in periodicals archive ?
Shore It Up' is MPIC's 11-year-old environmental advocacy with Local Government Unit (LGU) partners all over the Philippines to bring long-term sustainable programs such as underwater and coastal cleanup, mangrove and tree planting, giant clam rearrangement, artificial reef restoration, environmental education, and livelihood for coastal village communities.
Shore It Up is MPIC's 11-year-old environmental advocacy with local government unit partners all over the Philippines to bring long-term sustainable programs such as underwater and coastal cleanup, mangrove and tree planting, giant clam rearrangement, artificial reef restoration, environmental education and livelihood for coastal village communities.
The study, funded by the National Parks Board of Singapore, found that the worlds largest giant clam species, Tridacna gigas, is the most threatened mollusc.
Contemporary taxonomic knowledge, indicative of reproductive isolation, remains fundamental for achieving giant clam conservation and for facilitating captive production to reduce pressures on wild populations (bin Othman et al.
52) These divergent interests are evidenced by the two agencies' approach to dealing with the poaching of endangered species, including the giant clam business in Hainan Province.
Today's giant clam species produce the largest pearls in the world (baroque blister pearls) most notably the Pearl of Allah, with an estimated value of $50 million," Bassen commented.
The world's largest natural giant clam pearl may have been recovered, according to Philippine officials.
They listen to singing sea turtles, ride a fantastic underwater carousel, and watch spotlighted sea creatures perform a talent show inside a giant clam shell.
What might look like a colourful fish, squid, giant clam or turtle has at its heart a small submersible packed with high-tech equipment.
Amazing double-page color images are as likely to be of traditional fishing on the Ivory Coast, a herd of cattle on the shores of a lagoon in Uruguay, or a shrimp farm in Taiwan as the technicolor mantle of a giant clam or the eye of a whale looking back at the camera.
This particular species is one of the largest types of giant clam in the world.