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PRESENT STATUS OF ASTROMETRY。
Present status of exotic freshwater benthic macro-invertebrates and challenges for their control in Japan
macro-invertebrates Japan
2009/4/1
Present status of exotic freshwater benthic macro-invertebrates and challenges for their control in Japan。
Distribution and present status of fishes in Lake Takkobu and adjacent rivers
distribution species diversity
2009/4/1
The distribution and present status of fishes was investigated in Lake Takkobu and adjacent rivers of the Kushiro Mire from July to October, 2003. Gymnogobius castaneus, Hypomesus olidus and Phoxinus ...