China is a country with a combined land and sea area，featuring a coastline of 18，000 kilometers，and therefore ranks among the countries most seriously affected by marine disasters. With the rapid development of the marine economy and the advancement of marine exploration，coastal regions are facing increasing risks of marine disasters，including those caused by human factors such as marine pollution. These disasters have brought enormous economic losses to the country，making the situation of marine disaster prevention and reduction extremely severe. This research report focuses on the marine disaster situation and social response mechanisms from 2021 to 2022，providing a concise overview of marine disasters during this period and their corresponding social responses. The report follows a chronological order to introduce the basic characteristics of marine disasters and their social responses within this timeframe. Furthermore，the research report elaborates on the social response mechanisms to marine disasters from the perspectives of different disaster response entities.