Teluk Mannar: Perbedaan antara revisi

Teluk Mannar terkenal karena hasil mutiaranya dari spesies ''Pinctada radiata'' dan ''Pinctada fucata'' selama sedikitnya dua ribu tahun. [[Plinius yang Tua]] (23–79) memuji industri pengambilan mutiara dari Teluk ini sebagai yang paling produktif di dunia.<ref name=j1>{{cite journal|title=India and the Indian Ocean Fisheries|url=http://eprints.cmfri.org.in/874/1/Article_03.pdf|journal=Journal of the Marine Biological Association of India|author=R. Raghu Prasad and P. V. Ramachandran Nair|volume=15|year=1973|pages=1–19}}</ref><ref>{{cite book|url=https://books.google.com/books?id=eUF_rS8FEoIC&pg=PA227|page=227|title=Twentieth century impressions of Ceylon: its history, people, commerce, industries, and resources|author=Arnold Wright|year=1999|isbn=81-206-1335-X}}</ref><ref>{{cite book|url=https://books.google.com/books?id=njhbCCdoMFgC&pg=PA6|page=6|title=The Indian Pearl Fisheries of the Gulf of Manar and Palk Bay|author=James Hornell|publisher=BiblioBazaar|year=2009|isbn=1-110-87096-5}}</ref> Meskipun ekstraksi mutiara alam dianggap terlalu mahal di sebagian besar belahan dunia, hal ini masih dilakukan di Teluk Mannar.<ref>{{cite book|url=https://books.google.com/books?id=ZwcM5H-wHNoC&pg=PA566|page=566|title=Gems: their sources, descriptions and identification|author=Michael O'Donoghue|publisher=Butterworth-Heinemann|year=2006|isbn=0-7506-5856-8}}</ref>