The purpose of this study was to investigate the difference in demographic characteristics of tourism activities according to the motive of visiting marine tourism area in Busan, and the effects of tourism satisfaction and marine tourism activities on tourism satisfaction from November 20, 2021 to December 2022. Until the 19th, it was conducted for tourists in the Busan regions. The results of this study are as follows: Because of the differences in the motives for visiting marine tourist site according to the demographic characteristics, the physical motives and leisure motives were all adopted, whereas the environmental motives were rejected. Second, the motivation for visiting marine areas will have a significant effect on marine tourism activities. It was found that physical motivation, learning motivation, and leisure motivation had an effect on marine tourism activities, but environmental motivation did not. Third, it was found that physical motivation and leisure motivation had an effect on tourism satisfaction, but environmental motivation and learning motivation did not affect tourism satisfaction. Fourth, marine tourism activities will have a significant effect on tourism satisfaction.