Abstract: Shandong Yellow River Delta National Nature Reserve is located at the estuary of the Yellow River in the northeast of Dongying City, Shandong Province.It is a wetland type National Nature Reserve with the Yellow River Estuary newborn wetland ecosystem and rare and endangered birds as the main protected objects.On the basis of a detailed investigation of the ecotourism resources of the Yellow River Delta National Nature Reserve, according to the Technical Regulations for Ecotourism Planning of Nature Reserves (GB/T 20416-2006), we systematically classified ecological tourism resources of the Yellow River Delta National Nature Reserve and its surroundings, and used Classification, Investigation and Evaluation of Tourism Resources (GB/T 18972-2017) to make a comprehensive evaluation on the basis of qualitative and quantitative evaluations;the characteristics of ecotourism resources in the reserve were also summarized, which lays the foundation for the construction and development of ecotourism in the Yellow River Delta in the future.