Description: Français : Grateloupia turuturu, Fort Bloqué (Ploemeur, Morbihan, Bretagne, France). Date: 30 September 2010. Source: Own work. Author: Jymm. Camera location47° 44′ 04.6″ N, 3° 30′ 20.7″ WView all coordinates using: OpenStreetMap 47.734611; -3.505750.