Giant clam mantle tissue
WebApr 14, 2024 · Histological observations revealed that the gill tissue of Ruditapes philippinarum was loose with large vacuoles scattered under the exposure of 0.1 mg/L NH 3 [ 16 ]. However, ammonia-induced toxic effects are often tested using standard toxicology model organisms, such as freshwater mussel fatmucket ( Lampsilis siliquoidea) [ 17 ]. WebIridocytes in the mantle of giant clams in the Tridacninae subfamily manipulate light in many ways, e.g., as reflectors, scattering centers, and diffusers. ... Here, the structural and optical properties of the iridocytes embedded in the mantle tissue of the Tridacna maxima are investigated and their use as a high-speed color convertor for UV ...
Giant clam mantle tissue
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WebJun 19, 2024 · PL Measurements of Giant Clam Mantle Tissue Mantle clippings of approximately 1 mm in thickness and a cross-section area of about 1 cm 2 of T. maxima … WebGiant clam definition, any of several huge clams of the family Tridacnidae, inhabiting the shallow waters of coral reefs in the tropical Indo-Pacific, including ...
WebThe giant clam Tridacna crocea harbors in the mantle tissue symbiotic microalgae commonly called zooxanthellae. Isolated zooxanthellae release glycerol into the medium … WebMar 1, 2024 · Giant clams grow to be about 4 feet in length. They live in the Indian and South Pacific Oceans. The exposed mantle, or soft tissue, of a giant clam, features a combination of colors and patterns that can …
WebThe creature's mantle tissues act as a home for the symbiotic single-celled dinoflagellate algae ( zooxanthellae) from which the adult clams get most of their food. By day, the clam opens its shell and extends its mantle tissue so that the algae get the sunlight they need to photosynthesize . References [ change change source] ↑ Wells, S. (1996). The creature's mantle tissues act as a habitat for the symbiotic single-celled dinoflagellate algae ( zooxanthellae) from which the adult clams get most of their nutrition. By day, the clam opens its shell and extends its mantle tissue so that the algae receive the sunlight they need to photosynthesise . … See more The giant clams are the members of the clam genus Tridacna that are the largest living bivalve mollusks. There are actually several species of "giant clams" in the genus Tridacna, which are often misidentified for … See more Feeding While giant clams filter-feed, symbiotic algae provide them with an essential supplementary … See more The main reason that giant clams are becoming endangered is likely to be intensive exploitation by bivalve fishing vessels. Mainly … See more There is concern among conservationists about whether those who use the species as a source of livelihood are overexploiting it. The numbers in … See more • Platyceramus, the largest bivalve in the fossil record See more 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. Even when closed, part of the mantle is visible, unlike the very similar T. derasa. However, this can only be … See more • Green and blue giant clam from East Timor • Largest of all clam species • A giant clam from East Timor of over one meter in length. See more
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WebMar 1, 2024 · Abstract. Giant clams are photosymbiotic with unicellular algae (zooxanthellae) organized in the clam's mantle tissue. This tissue has an especially … rrt-goalbiasWebJun 19, 2024 · The giant clam Tridacna squamosa quickly regenerates iridocytes and restores symbiont quantity and phototrophic potential to above-control levels in the outer mantle after darkness-induced... rrt wasteWebSep 11, 2024 · Giant clams are conspicuous tropical bivalves that belong to the Tridacninae subfamily. They inhabit shallow (0–30 m) and well-lit coral reefs of the Indo-Pacific. The shells of their largest representative, Tridacna gigas, have been measured at 137 cm and weighing 500 kg (Ruscoe 1962; Lucas 1994 ). rrt wheel refurbishmentWebOct 19, 2024 · The inner mantle of the giant clam, Tridacna squamosa, expresses a basolateral Na+/K+-ATPase α-subunit, which displays light-dependent gene and protein expression along the shell-facing epithelium … rrt with constraintWebJul 10, 2024 · Mantle-edge cropping in giant clams is a common phenomenon, but little is known regarding their woundhealing capacity. This study provides a brief account of the … rrt-accs definitionWebApr 27, 2024 · Table 1: Level of severe bleaching over time for each giant clam at Nelly Bay. Numbers in the table are % of the mantle tissue that is white. Table 2: Level of severe bleaching over time for each giant clam … rrt01 flashlightWebJan 23, 2024 · “ Pinched Mantle Syndrome is a term used by marine reef hobbyists to describe a disease condition in the ornamental clam Tridacna crocea and Tridacna maxima. The disease causes localized mantle … rrt-racing