The problems of fishing recourses are important as a geographical research topic from the view points of overfishing, sustainable fisheries and the reduction of poverty in the Global South with economic activities, however these researches are a insufficiency in geography. On the other hands, many researches of fishery resources have been accumulated that are analyzed sustainable fishery ground management in commons studies. Commons studies are in inter-disciplinary research fields, consisting mainly of policy studies and ecology. Recently, several geographical studies have been advanced sharing perspective of commons studies, however sharing of discussion have not satisfied yet. In particular, although empirical studies have progressed, few methodological studies have been undertaken.　In addition of empirical studies, a methodological thinking is necessary for outstanding geography in inter-disciplinal research fields studies, for examples commons studies, analyzing for fishery ground management. This paper reveals to geographical methodologies and provides direction for analyzing fishery ground management. Especially, assessing previous researches focusing on a framework of social networks, social capital and a scale analyzing for actors’ relationships regarding fisheries ground management styles.