The clam shells, two large cap The spread was found in tropical Indo-Pacific region only. There are 2 genera: Tridacna and Hippopus all over the world, there are 9 types for sea Thai potchu first found alive, only 3 types: Tridacna crocea, T. maxima and T. squamosa. Clam effect is in the tissue man colorful and beautiful park, Donington, it contains seaweed called Zooxanthellea lived a dependency (symbiosis) by algae will lived and clam to get food from the photosynthesis of algae. Clam จึว live only in shallow water, and the light can shine through. Usually found on coral reefs at depths of no more than 20 meters. Mobile Shell Jacket has been up on the list of animals that are endangered by the Convention on international trade on which kinds of wild animals and plants that are endangered (Convention on International Trade in Endengered Species of Wild Fauna and Flura; CITES) and is considered to be an animal conservation and protection. Conservation Act and the protection of wild animals of 2535 (1992) Thai. Do not make buy-sell or move handle is in the occupies without written permission, regardless of whether it is a live shell or shell scrap. Having them in possession without permission is wrong for anyone to violate the law must be punished with imprisonment not exceeding four years or a fine not exceeding 40000 Thai baht or both.Development of clam Tridacna squamosaA. D-shaped, age 26-28 hours of veliger approximately 150 Micron.B. 5-6 days of age veligers Swimming filter plant plankton eats algae start Zooxantheliae at the age of 5 days.C. Pediveligers began to creep crawl on the floor at the age of 7-9 days, approximately 190-210 Micron.Post-metamorphosis D., age 2 weeks there is widespread across the explosive Zooxantheliae breeds in tissues of Donington-man shells. When the clam is symbiosis kindergarten, to bring in light and at the same time, which is an boklang mesh to reduce the intensity of the light and the temperature. Open sea, flowing wells in sufficient quantity without the need to provide food until the shell is approximately 3-5 centimeters may be moving away from kindergarten in sea cages in the doyonuban mesh until the shellfish are grown and is strong enough to resist natural enemies. So bring out the natural coral reefs in emissions continues.
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