抄録
Surfriders are watchers of ocean environment. Almost all around the year, they spend a lot of time in the water and observing changes of coastal environment. Therefore, they can play a role of the keeper of the coast. Surfrider Foundation Japan (S. F. J.) is the NGO and a satellite of the global network of the Surfrider Foundation which is dedicated to the protection of the world's oceans, waves and beaches, through conservation, activism, research and education. It has collected many information and knowledge of coastal management and environmental crisis through its network. Especially, it has expressed objections on the coastal civil works and development in Japan. Recently, it comes to propose alternative plans and systems to the local and national government.
