Microbial and photochemical decomposition of dissolved organic matter collected from macroalgal bed

Eri Iwasawa, Faculty of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki 305-8572, Japan, Shigeki Wada, University of Tsukuba, Shimoda Marine Research Center, Shimoda, Shizuoka 415-0025, Japan, Yuko Omori, Faculty of Life and Environmental Sciences, University of Tsukuba, Tsukuba, Ibaraki 305‑8572, Japan and Takeo Hama, Univ Tsukuba, Ibaraki, Japan