Core Insights - The Hainan Provincial Marine Monitoring and Forecasting Center has completed a field survey for the ecological trend monitoring of Hainan Island's coastal areas by 2025, in collaboration with Zhejiang University Hainan Research Institute [4] - The survey aims to accurately grasp the basic conditions and interannual variation trends of the marine ecology in Hainan Province, providing a solid data foundation for marine ecological safety early warning [4] Group 1 - The coastal ecological trend monitoring is a crucial component of marine ecological early warning monitoring, offering reliable data support for marine ecological safety in Hainan Province [4] - The monitoring survey covers a wide range of areas, including important estuaries, bays, coral reefs, and high-risk ecological disaster zones, focusing on regions with high biodiversity or productivity [4] - A total of 24 indicators were monitored during the survey, including hydrometeorological conditions, water quality, and biological communities, accumulating valuable data on the ecological baseline conditions of Hainan's coastal waters [4] Group 2 - This monitoring is the third shared voyage between the Hainan Provincial Marine Monitoring and Forecasting Center and Zhejiang University Hainan Research Institute, leveraging each party's strengths [4] - The investigation focuses on key areas of concern such as marine basic environment, characteristics of marine plankton and benthic organisms, ocean acidification, and marine microplastics [4] - The collaboration has accumulated experience in enhancing inter-agency monitoring coordination and sharing [4]