The Ocean is the foundation of the Earth's natural ecosystem，but also the cradle of human civilization，on behalf of the human continued brilliant future trend.The construction of marine ecological civilization runs through the construction of marine powerful country and is the basic support for the country to be prosperous and strong.Shandong is a vital force for the construction of a maritime power in China and an important demonstration area for the construction of a national marine ecological civilization.This article analyzes the effects of marine ecological civilization development from the perspective of laws，regulations，and practice，summarizes the existing problems，and proposes measures to further promote the construction of Shandong's marine ecological civilization.It focuses on five aspects： strengthening the top-level design of ecological civilization，Promote the green transformation of the marine industry system，improve the marine ecological environment governance system，innovate the marine ecological civilization construction system，and raise the awareness of marine ecological civilization in the whole society.