Giant shaved clam

World Register of Marine Species. Retrieved 24 January The shells close with such force that they serve as gigantic traps. However, this can only be recognized with increasing age and growth. No account of a human death by giant clam has ever been substantiated, and scientists say its adductor muscles, used to close the shell, move far too slowly to take a swimmer by surprise. Algae provide giant clams with a supplementary source of nutrition.

By day, the clam opens its shell and extends its mantle tissue so that the algae receive the sunlight they need to photosynthesise. Although larval clams are planktonic , they become sessile in adulthood. Other clams can detect SIS immediately. As is often the case with uncharacteristically large species, the giant clam has been historically misunderstood. It will drop the Sea King if he is not already present in the world and the Desert Scourge has been defeated already. These receptors allow T. A transmitter substance called spawning induced substance SIS helps synchronize the release of sperm and eggs to ensure fertilization.

Huge maxima clam specimen in Baa Atoll , Maldives. This page was last edited on 21 July , at By day, the clam opens its shell and extends its mantle tissue so that the algae receive the sunlight they need to photosynthesise. After a few contractions containing only water, eggs and sperm appear in the excurrent chamber and then pass through the excurrent syphon into the water. In Hardmode , it gains 2 new attacks which have a timer of 3 seconds, unrelated to its primary attacks, on top of making its tele-stomp attack faster.