Group 1: Marine Ecological Restoration - The Ministry of Natural Resources has initiated a campaign to collect typical cases of marine ecological protection and restoration, with the blue bay restoration action in Putian City being selected as a notable example [2] - The blue bay restoration project has restored 16.72 kilometers of coastline and 534 hectares of coastal wetlands, significantly enhancing the ecological resilience of the coastal area and promoting sustainable marine economic development [2][4] Group 2: Mazu Cultural and Economic Development - The Mazu City beach camp project, with a total investment of 120 million yuan, aims to integrate marine culture with economic development, featuring various recreational and dining facilities [4] - The project includes ecological restoration and reinforcement of the Mazu City seawall, focusing on biodiversity recovery and coastal protection [4][5] Group 3: Ecological Landscape and Biodiversity - The Ziyu Lake wetland restoration project, with an investment of 35 million yuan, aims to create diverse habitats and improve water quality, covering an area of 9.11 hectares [8] - After restoration, Ziyu Lake has transformed into an ecological landscape area, providing recreational opportunities for residents and enhancing local biodiversity [9] Group 4: Environmental Improvement and Economic Benefits - The restoration efforts have led to a 60% increase in the diversity index of benthic organisms and a 20% increase in bird diversity at the Mulan River estuary [14] - The ecological improvements have also benefited local aquaculture, with an increase of over 800 mu in seaweed cultivation area due to better water quality [14]