This paper aims to be a first approximation to analyze tourism along with the concept of Blue Growth in Spain and Portugal. Therefore, the purpose of this paper is to validate a model, which relates nautical tourism to the three perspectives of Blue Growth: economic, social and environmental. The first section introduces the importance of the maritime and marine industry within the European Union. The next section analyzes the concept of Blue Growth and the different policies that have been prepared for their development, paying particular attention to tourism. The following, describes tourism in general and nautical tourism and finally establishes the methodology used for the development of the research, and conclusions as well as future lines of research.