Freshwater pearl mussel Freshwater pearl mussel The freshwater pearl mussel ("Margaritifera margaritifera") is an endangered species of freshwater mussel, an aquatic bivalve mollusc in the family Margaritiferidae. Although the name "freshwater pearl mussel" is often used for this species, other freshwater mussel species can also create pearls and some can also be used as a source of mother of pearl. In fact, most cultured pearls today come from "Hyriopsis" species in Asia, or "Amblema" species in North America, both members of the related family Unionidae; pearls are also found within species in the genus "Unio". The interior of the shell of "Margaritifera margaritifera"
The Pearl Report The Pearl Report The Pearl Report is a public affairs programme aired on TVB Pearl from 1 April 1988 to 25 June 2018. The show mainly deals with current affairs in Hong Kong, although there are also stories concerning wider regional and international issues, often produced abroad. Locations covered include the United Kingdom, the United States, Australia, Germany, Russia, Malaysia, Canada, Oman, Vietnam, Thailand, Japan, the Philippines, the United Arab Emirates and all different parts of China. A broad spectrum of topic areas is covered on the Pearl Report, including political, social, health, education, human rights, economic and sport-related issues.