Shaab Ruhr - Big groupers and lots of sweepers in the muiltiple caves found along thhe eastern wall and drop offs of this tiny islands fringing reef. The reef of Shaabruhr Umm Gamar is the final resting place of two wrecks for the technical diver. The wreck of Colona IV lies at 62m and the support vessel, Gulf Fleet 31, lies at a maximum of 103m. Trimix divers are regularly seen decompressing at the southern end of the reef.