Biodiversity and community structure of bacillariophyceae (diatom) in surface layer of the western North Pacific Ocean

Kazuaki Tadokoro, Fisheries Research Agency, Shiogama, Japan, Sachihiko Itoh, Atmos. & Ocean Res. Institute, Kashiwa, Japan and Tsuyoshi Watanabe, Tohoku National Fisheries Research Institute, Japan Fisheries Research and Education Agency, Shiogama, Japan