Floating Mountain in Pearl River: A Study of Oyster Cultivation and Food Heritage in Hong Kong.

Oyster cultivation has a long history in Pearl River Delta area and is one of the traditional aquaculture depending strongly on the natural coastal resource because of the expected variation of salinity, temperature and diversity of infaunal organisms for the cultivation practice. Apart from being the traditional knowledge inherited through the coastal communities over the centuries, oyster aquaculture is also embedded in the long-term socio-economic relationships among communities that have a rich experience regarding the quality and quantity controls for the long-term sustainable coastal resource management, together with a strong sense of responsibility for safeguarding and promoting the local food heritage for various reasons. The paper aims to discuss these issues.