Ryo Sugimoto

Nitrogen isotopic discrimination by water column nitrification in a shallow coastal environment

Short-term variation in behavior of allochthonous particulate organic matter accompanying changes of river discharge in Ise Bay, Japan

Modeling phytoplankton production in Ise Bay, Japan: use of nitrogen isotopes to identify dissolved inorganic nitrogen sources.

Controlling factors of seasonal variation in the nitrogen isotope ratio of nitrate in a eutrophic coastal environment

Transport of oceanic nitrate from the continental shelf to the coastal basin in relation to the path of the Kuroshio

Exploration of submarine groundwater discharge using a drone in a coastal area of Hiji town, Oita Prefecture, Japan in summer

Nitrogen isotope ratios of nitrate as a clue to the origin of nitrogen on the Pacific coast of Japan

Assessment of nitrogen loading from the Kiso-Sansen Rivers into Ise Bay using stable isotopes

Source of sedimentary organic matter in Obama Bay estimated from stable isotope and C/N ratios

II-2. Influence of groundwater discharge on biological production and fisheries resources in coastal seas