Core Viewpoint - The article highlights the significant ecological transformation along the coastline of Liaoning, China, emphasizing the balance between marine resource development and environmental protection, leading to improved water quality and increased tourism [4][11][19]. Group 1: Ecological Improvements - Liaoning's nearshore water quality has improved, with 90% of the waters now rated as good, a 25 percentage point increase from the end of the 12th Five-Year Plan [4]. - The ecological restoration efforts have led to a 100% good water quality rate for eight national control sections in Yingkou for three consecutive years [6]. - The restoration of coastal wetlands has resulted in a significant increase in bird populations, with black-billed gulls rising from 1,200 to 11,000 [17]. Group 2: Economic Impact - The tourism revenue in Jinzhou reached 340.7 billion yuan in 2024, marking a 33.2% increase year-on-year [10]. - Dalian's tourism revenue from the Golden Stone Beach National Resort Area amounted to 5.248 billion yuan in 2024, with 9.8564 million visitors [13]. - The ecological improvements have translated into economic benefits, with the marine ranching model in Changhai County yielding a fishery output of 732,000 tons and a fishery value of 11.71 billion yuan in 2024 [19]. Group 3: Government Initiatives - The provincial government has implemented a comprehensive marine ecological protection plan, dividing the coastline into 27 units for targeted management [11]. - A total of 5.78 billion yuan has been invested in marine ecological protection and restoration projects in Yingkou [8]. - The introduction of the "retirement of aquaculture for wetland restoration" project has restored 85,900 acres of coastal wetlands and 15.77 kilometers of natural coastline [17].