Global Volcanism Program | Image GVP-10544
Sannomegata (center), seen here from the NW with Toga bay in the foregound, is one of three small Megata maars along the tip of the Oga Peninsula. Lakes 300-700 m wide fill the maars, which are noted localities for mantle-derived xenoliths and are located immediately E and S of Toga Bay.
Copyrighted photo by Hiroshi Yagi (Japanese Quaternary Volcanoes database, RIODB, http://riodb02.ibase.aist.go.jp/strata/VOL_JP/EN/index.htm and Geol Surv Japan, AIST, http://www.gsj.jp/).
Copyrighted image used with permission. All Rights Reserved. Contact photographer for any usage requests.