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  2. Giant clam - Wikipedia

    • Tridacna gigas, the giant clam, is the best-known species of the giant clam genus Tridacna. Giant clams are the largest living bivalve mollusks. Several other species of "giant clam" in the genus Tridacna are often misidentified as Tridacna gigas. These clams were known to indigenous peoples of East Asia for thousands of years and the Venetian scholar an… See more

    Anatomy

    Young T. gigas are difficult to distinguish from other species of Tridacninae. Adult T. gigas are the only giant clams unable to close their shells completely, allowing part of the brownish-yellow mantle to remain visible. Trid… See more

    Ecology

    Giant clams are filter-feeders, yet 65-70 percent of their nutritional needs are supplied by zooxanthellae. This enables giant clams to grow as large as one meter in length even in nutrient-poor coral-reef waters. Th… See more

    Table of Contents
     
  1. The giant clam, or Tridacna gigas, is the world's largest marine bivalve mollusk, a group of invertebrate animals with two-part shells. It can grow up to 4.5 feet in length and weigh more than 700 pounds. These clams live in the shallow water of the tropical Indo-Pacific Ocean, off the coasts of Malaysia, Australia and Fiji.
    phys.org/news/2024-10-giant-clam-declared-critically-endangered.html
    phys.org/news/2024-10-giant-clam-declared-critically-endangered.html
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  4. The History, Myth, and Future of the Giant Clam - Atlas Obscura

  5. Giant Clam - Oceana

    Living up to its name, the giant clam is the largest living bivalve mollusk and can be identified by the iconic zig-zag shaped mantle of their shells. Learn more.

  6. Giant Clam: The Gentle Giant of The Ocean - Ocean Info

    The giant clam (Tridacna gigas) is the largest clam species, weighing as much as a leatherback turtle, and with color that competes with coral. Giant clams, often referred to as the gentle giants of the ocean, are a captivating sight to behold.

  7. Giant clam declared critically endangered after assessment

  8. True Giant Clam - NOAA Fisheries

    Jul 24, 2024 · Tridacna gigas is known as the true giant clam and is the largest of all the giant clam species, growing to sizes over a meter wide and weights in excess of 496 pounds. The geographic range of T. gigas spans the shallow …

  9. The Past, Present, and Future of Giant Clams | Earth.Org

    Aug 31, 2023 · As the world’s largest marine bivalve molluscs, giant clams comprise at least 12 extant species. The largest representative and heavyweight champion, Tridacna gigas, is a creature of superlatives, with some individuals …

  10. Giant clam | Animals - Monterey Bay Aquarium

    As its name implies, the giant clam is the world’s largest living marine bivalve (clam, mussel or oyster). Their soft bodies account for only about 10 percent of their total weight. Once a giant clam settles into a place and begins to grow, it …

  11. Tridacna gigas - ADW

    Giant clams (Cardiidae: Tridacninae) are among the most familiar marine invertebrates. Less well known is the remarkable fact that they are highly derived cardiids (cockles) whose adult morphology has been profoundly restructured …