钦州湾内湾贝类养殖海区水环境特征及营养状况初探

A Preliminary Study on the Water Environment Characteristics and Nutrlent Status of the Shellfish Culture Area in the Inner Qinzhou Bay

根据 1 998年 1 0月和 1 999年 5月的调查资料 ,阐述了钦州湾内湾水环境特征及 N/P的变化 ,以 DIN、DIP、COD和 Chl- a为富营养化指标 ,用营养状态质量指数 (NQI )分析探讨了该湾的营养状态 。

Based on the data observed in October, 1998 and May, 1999, the water environment characteristics and the changes in N/P ratio in the inner Qinzhou Bay are described. The nutrient status in the bay in analysed and discussed by taking DIN, DIP, COD and Chl-a as eutrophication indexes and using nutrient quality index(NQI), and the polluted level of the bay is also discussed from the viewpoint of eutrophication.