Marine cultivation is an activity in a certain area in coastal waters. The development of marine aquaculture in Indonesia in the future is very important for the development of the fisheries sub-sector, and is one of the priorities that is expected to be a driver of economic growth. Selection of the right location is an important factor in determining the feasibility of a cultivation business to analyze the characteristics of the water conditions of Sabang Bay, espesially regarding its feasibiity as a location for marine aquaculture. Data collection was carried out on a secondary and primary basis. The waters of Sabang Bay have water quality indicators that support the life of fishery commodities. The bay are in Sabang has the potensial for seaweed cultivation and floating net cage cultivation, such as Tilapia, Grouper, Snapper, and Lobster. Based on the analysis of the quality of the waters and the bottom substrate of the waters in The Sabang Bay, they are categorized as suitable and very suitable