Core Insights - The monitoring team from the East China Sea Ecological Center successfully completed the autumn marine ecological environment warning monitoring task in the Shanghai sea area for 2025, marking a significant achievement in ecological monitoring efforts [2] Group 1: Monitoring Mission Details - The mission lasted 17 days, covering over 2000 nautical miles from the northern branch of the Yangtze River estuary to Hangzhou Bay [3] - A total of over 3000 sets of on-site monitoring data were collected, along with more than 4000 samples of water quality, sediment, and biological ecology [3] - The team faced challenging weather conditions, including frequent cold air from the East China Sea, high sea waves, and low temperatures, yet maintained operational efficiency [3] Group 2: Operational Planning and Execution - Daily planning of the route was conducted by the team leader and captain based on weather and wave forecasts, including the identification of backup points and safe harbors [3] - The team was well-prepared with cold-weather gear, seasickness medication, and emergency plans to ensure the smooth progress of the mission [3] - The division of labor and orderly processes allowed for efficient completion of hydrological monitoring, sample collection, and data analysis [3] Group 3: Broader Implications - Since 2025, the East China Sea Ecological Center has completed three monitoring missions in the Shanghai sea area, covering spring, summer, and autumn, contributing to the ecological trend monitoring and ecological monitoring in the Yangtze River estuary [3] - These efforts are foundational for ecological civilization construction and the high-quality development of the local marine economy, reflecting the commitment to "protecting the blue homeland" [3]

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]