2:30 PM - 2:45 PM
*Fajar Setiawan1,3, Bunkei Matsushita2, Takehiko Fukushima2 (1.Graduate School of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan, 2.Faculty of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki, Japan, 3.Research Center for Limnology, Indonesian Institute of Sciences (LIPI))