In September, 27-28, 2010, the Ukraine-Russian Seminar "Climate, South Ocean Resources, CCAMLR and Antarctic Krill" (CRAK-2010) has been held in Kyiv, Ukraine. The Seminar has been organized with the assistance of the State Committee of Fisheries of Ukraine, Kyiv National Taras Shevchenko University and under support of the Antarctic Krill Conservation Project (PEW, ASOC). On the seminar the key Russian, Ukrainian and Canada experts, scientists, and officials were present, who engage in the issues of the South Ocean ecosystem study, and, in particular, its basis - Antarctic krill, and also his consumers. As a result of seminar work and in numerous discussions participants expressed a concern the unsatisfactory state of the current understanding of the South Ocean ecosystem based on Antarctic krill, that does not allow to provide the estimation of the real up-to-date values of the krill stock.