[A-CG35_28PO1] Land-Ocean Interaction -Water and material cycle for coastal ecosystems-

[ACG35-P02] Influences of submarine ground water discharge (SGD) on biogeochemical properties in coastal sea

*Shiho KOBAYASHI¹, Ryo SUGIMOTO², Hisami HONDA², Yoji MIYATA¹, Osamu TOMINAGA², Daisuke TAHARA², Makoto TANIGUCHI³ (1.Kyoto University, 2.Fukui Prefectural University, 3.Research Institute for Humanity and Nature)

Keywords:submarine groundwater discharge, costal ecosystem, land-ocean interaction

Submarine groundwater discharge (SGD) often influences on biogeochemical properties in coastal seas. We have estimated the flux of SGD using seepage meter and compared it with 222Rn, chlorophyll and nutrients concentrations at a fixed point in Obama Bay for a month