Amundsen Basin Amundsen Basin The Amundsen Basin, with depths up to 4.4 km, is the deepest abyssal plain in the Arctic Ocean. The Amundsen Basin is embraced by the Lomonosov Ridge (from to ) and the Gakkel Ridge (from to ). It is named after the polar researcher Roald Amundsen. Together with the Nansen Basin, the Amundsen Basin is often summarized as Eurasian Basin. The Russian-American cooperation Nansen and Amundsen Basin Observational System (NABOS) aims "to provide a quantitative observationally based assessment of circulation, water mass transformations, and transformation mechanisms in the Eurasian and Canadian Basins of the Arctic Ocean". The Amundsen
Antz Nansen he made his mixed martial arts debut against Olympic judoka Hiroshi Izumi at "" in Saitama, Japan. Nansen was able to control the fight with his striking and won via technical knockout in the first round. The following year, on 25 April, Nansen took part in his second MMA bout at "ASTRA: Yoshida's Farewell" against jiu-jitsu fighter Enson Inoue, who was making his return to the ring after six years of retirement. Inoue used his superior grappling skills to win via submission by using an armbar in round 1. He was then set to face Satoshi Ishii, another of Japan's