Thu. May 25, 2023 1:45 PM - 3:15 PM 102 (International Conference Hall, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

convener:Yu Umezawa(Tokyo University of Agriculture and Technology), Tomihiko Higuchi(Atmosphere and Ocean Research Institute, The University of Tokyo), Takashi Nakamura(School of Environment and Society, Tokyo Institute of Technology), Kenta Watanabe(Port and Airport Research Institute), Chairperson:Yu Umezawa(Tokyo University of Agriculture and Technology), Tomihiko Higuchi(Atmosphere and Ocean Research Institute, The University of Tokyo), Takashi Nakamura(School of Environment and Society, Tokyo Institute of Technology), Kenta Watanabe(Port and Airport Research Institute)

Thu. May 25, 2023 3:30 PM - 4:45 PM 102 (International Conference Hall, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

convener:Yu Umezawa(Tokyo University of Agriculture and Technology), Tomihiko Higuchi(Atmosphere and Ocean Research Institute, The University of Tokyo), Takashi Nakamura(School of Environment and Society, Tokyo Institute of Technology), Kenta Watanabe(Port and Airport Research Institute), Chairperson:Yu Umezawa(Tokyo University of Agriculture and Technology), Tomihiko Higuchi(Atmosphere and Ocean Research Institute, The University of Tokyo), Takashi Nakamura(School of Environment and Society, Tokyo Institute of Technology), Kenta Watanabe(Port and Airport Research Institute)

Fri. May 26, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (2) (Online Poster)

[J] Online Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

convener:Yu Umezawa(Tokyo University of Agriculture and Technology), Tomihiko Higuchi(Atmosphere and Ocean Research Institute, The University of Tokyo), Takashi Nakamura(School of Environment and Society, Tokyo Institute of Technology), Kenta Watanabe(Port and Airport Research Institute)

Thu. May 25, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (5) (Online Poster)

[E] Online Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-HW Hydrology & Water Environment

[A-HW18] Material transportation and cycling at the land-sea interface: from headwaters to the ocean

10:45 AM - 12:15 PM

[AHW18-P09] Impact of Anthropogenic phosphorus loading on authigenic apatite in marine sediment of Osaka Bay

*Muhammad Shahinur Rahman¹, Shin-ichi Onodera¹, Takuya Ishida¹, Mitsuyo Saito¹, Kunyang Wang¹, Takahiro Hosono², Yu Umezawa³ (1.Hiroshima University, 2.Kumamoto University, 3.Tokyo University of Agriculture and Technology)

Thu. May 25, 2023 9:00 AM - 10:30 AM 102 (International Conference Hall, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG40] Coastal Ecosystems - 1. Water Cycle and Land-Ocean Interactions

9:30 AM - 9:45 AM

[ACG40-03] Characteristics of submarine groundwater discharge (SGD) in inner Tokyo Bay using radioisotopes

Hiroya Kondo¹, *Yu Umezawa¹, Toshiya Katano², Shigeyoshi Otosaka³, Toshimi Nakajima^3,4, Ryo Sugimoto⁴ (1.Tokyo University of Agriculture and Technology, 2.Tokyo University of Marine Science and Technology, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Fukui Prefectural University)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (8) (Online Poster)

[J] Online Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG40] Coastal Ecosystems - 1. Water Cycle and Land-Ocean Interactions

10:45 AM - 12:15 PM

[ACG40-P02] The property of decomposition of dissolved organic matter in Osaka Bay, Tokyo Bay and Ise Bay

*Shiho Kobayashi¹, Ryo Sumgimoto², Yu Umezawa³, Satoshi Nakada⁴ (1.Kyoto University, 2.Fukui Prefectural University, 3.Tokyo University of Agriculture and Technology, 4.National Institute for Environmental Studies)

10:45 AM - 12:15 PM

[ACG40-P05] Analysis of differences in nutrient concentrations and composition ratios among rivers flowing into Tokyo Bay

*Issei Murabe¹, Yu Umezawa¹, Ryoutarou Ueba¹, Hiroya Kondo¹, Satoshi Nakada², Ryo Sugimoto³ (1.Tokyo University of Agriculture and Technology, 2.National Institute for Environmental Studies, 3.Fukui Prefectural University)

Thu. May 25, 2023 3:30 PM - 4:45 PM 102 (International Conference Hall, Makuhari Messe)

[J] Oral
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

4:30 PM - 4:45 PM

[ACG41-10] Evaluation of cellulase activity for the degradation of organic matter in seagrass beds

*Misaki Kado¹, Yu Umezawa¹, Toru Miyata¹, Suzuki Kento¹, Haruko Kurihara², Makoto Watanabe¹, Yoshiki Horikawa¹, Toshihiro Miyajima³ (1.Tokyo University of Agriculture and Technology, 2.University of the Ryukyus, 3.Marine Biogeochemistry Group, Division of Ocean-Earth System Science, Atmosphere and Ocean Research Institute, The University of Tokyo)

Fri. May 26, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (2) (Online Poster)

[J] Online Poster
| A (Atmospheric and Hydrospheric Sciences )
| A-CG Complex & General

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

1:45 PM - 3:15 PM

[ACG41-P04] Evaluation of nutrient absorption and release characteristics of seagrass beds in subtropical waters.

*Kento Suzuki¹, Yu Umezawa¹, Haruko Kurihara², Haruki Suzuki², Shota Raira², Toshihiro Miyajima³ (1.Tokyo University of Agriculture and Technology, 2.University of the Ryukyus, 3.The University of Tokyo)

Tue. May 23, 2023 10:45 AM - 12:00 PM 201B (International Conference Hall, Makuhari Messe)

[J] Oral
| H (Human Geosciences )
| H-TT Technology & Techniques

[H-TT15] Development and application of environmental traceability methods

11:15 AM - 11:30 AM

[HTT15-08] Investigation of inter-annual variation in the feeding habits of Japanese sardine (Sardinops melanostictus) and mackerels (Scomber spp.) in the Western North Pacific, based on bulk and amino acid stable isotopes

Yosuke Ono¹, *Yu Umezawa¹, Takeshi Okunishi², Ryuji Yukami², Yasuhiro Kamimura², Chikage Yoshimizu³, Ichiro Tayasu³ (1.Tokyo University of Agriculture and Technology, 2.Fisheries Resources Institute, Japan Fisheries Research and Education Agency, 3.Research Institute for Humanity and Nature (RIHN))

Wed. May 24, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (3) (Online Poster)

[J] Online Poster
| H (Human Geosciences )
| H-TT Technology & Techniques

[H-TT15] Development and application of environmental traceability methods

1:45 PM - 3:15 PM

[HTT15-P03] Study on the variation of water and biogeochemical cycles at backwaters in the floodplain of the Tama River

*Ryoutarou Ueba¹, Yu Umezawa¹, Hiroshi Adachi², Satoshi Nakada³, Toru Miyata¹, Muneoki Yoh¹ (1.Tokyo University of Agriculture and Technology, 2.Geoact Ltd., 3.National Institute for Environmental Studies)

Yu Umezawa

Convener, Chairperson

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

Speaker, Author, Co-Author

[A-HW18] Material transportation and cycling at the land-sea interface: from headwaters to the ocean

[AHW18-P09] Impact of Anthropogenic phosphorus loading on authigenic apatite in marine sediment of Osaka Bay

[A-CG40] Coastal Ecosystems - 1. Water Cycle and Land-Ocean Interactions

[ACG40-03] Characteristics of submarine groundwater discharge (SGD) in inner Tokyo Bay using radioisotopes

[A-CG40] Coastal Ecosystems - 1. Water Cycle and Land-Ocean Interactions

[ACG40-P02] The property of decomposition of dissolved organic matter in Osaka Bay, Tokyo Bay and Ise Bay

[ACG40-P05] Analysis of differences in nutrient concentrations and composition ratios among rivers flowing into Tokyo Bay

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

[ACG41-10] Evaluation of cellulase activity for the degradation of organic matter in seagrass beds

[A-CG41] Coastal Ecosystems 2. Coral reefs, seagrass and macroalgal beds, and mangroves

[ACG41-P04] Evaluation of nutrient absorption and release characteristics of seagrass beds in subtropical waters.

[H-TT15] Development and application of environmental traceability methods

[HTT15-08] Investigation of inter-annual variation in the feeding habits of Japanese sardine (Sardinops melanostictus) and mackerels (Scomber spp.) in the Western North Pacific, based on bulk and amino acid stable isotopes

[H-TT15] Development and application of environmental traceability methods

[HTT15-P03] Study on the variation of water and biogeochemical cycles at backwaters in the floodplain of the Tama River