Study on the Interannual Variation and Distribution Characteristics of Inorganic Nitrogen in the Sea around Fengxian District
The ocean is a strategic place for the strategy of high-quality development,and the construction of Marine ecological civilization and the protection of Marine ecological environment have received great attention.In this paper,the interannual changes and distribution characteristics of inorganic nitrogen in the waters near Fengxian during 2020-2022 were studied to understand the changes of inorganic nitrogen in the coastal waters of Fengxian and explore the distribution of each component.Results On the surface,the inorganic nitrogen in Fengxian sea area was worse than the fourth type of seawater quality standard,and nitrate nitrogen was the main influencing factor,and its spatial distribution showed a gradual decrease from inner to outer Hangzhou Bay.
environmental monitoringMarine environmentMarine water quality
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