Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Ryuichi Ariji"'
Autor:
Haruo Yoneyama, Ryuichi Ariji, Hiroshi Yagi, Kazuhiro Shirai, Kazuo Nadaoka, Yasuyuki Nakagawa
Publikováno v:
Ocean Dynamics. 62(10-12):1535-1544
Tokyo Bay is one of the estuaries in Japan with a high population of almost 26 million people in the basin area. One of the major concerns for the environment in this water area is the decreasing ecosystem functions including the deterioration of wat
Autor:
Kazuo Nadaoka, Ken-ichiro Simosako, Ryuichi Ariji, Hiroshi Yagi, Hiroshi Ogawa, Syunsuke Kimura, Yasuyuki Nakagawa
Publikováno v:
Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering). 66:446-450
This study was aimed at investigating temporal and spatial variations of the bottom sediment characteristics at Tama River mouth in Tokyo Bay. The bottom sediment samples were taken every 3 months from 28 points, including an offshore site(
Autor:
Ryuichi Ariji, Ken Furudoi, Hiroshi Yagi, Terumasa Morishige, Kazuo Nadaoka, Satoshi Kobayashi, Tanuspong Pokavanich, Kazunobu Moroboshi
Publikováno v:
Journal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering). 65:981-985
Autor:
YASUYUKI NAKAGAWA, RYUICHI ARIJI, KAZUO NADAOKA, HIROSHI YAGI, KENICHIRO SHIMOSAKO, KAZUHIRO SHIRAI
Publikováno v:
Proceedings of the Coastal Sediments 2011, the (In 3 Volumes); 2011, Issue 3, p2403-2414, 12p
Autor:
Syoichi Matsuzaki, Shinichi Yanagishima, Shigeo Takahashi, Kojiro Suzuki, Ryuichi Ariji, Nobuaki Suzuki, Kazunobu Morohoshi
Publikováno v:
PROCEEDINGS OF COASTAL ENGINEERING, JSCE. 55:1446-1450
In order to install the coastal camera observation system economically, a coastal observation system using WEB camera is newly developed. This system covers wide area, controlling the camera' s pan, tilt and zoom periodically. Image processing like t
Autor:
Kazunobu Morohoshi, Kojiro Suzuki, Ryuichi Ariji, Shoichi Matsuzaka, Nobuaki Suzuki, Yoji Tanaka
Publikováno v:
PROCEEDINGS OF COASTAL ENGINEERING, JSCE. 55:1031-1035
At the head of Tokyo bay, blue tides often occur from summer to autumn by the bottom layer upwelling. It is a factorof blue tides that the anoxic water in the bottom of dredged trench produces sulfide in high concentration. The purposeof this paper i
Autor:
Tanuspong Pokavanich, Ryuichi Ariji, Yasuo Nihei, Kazunobu Morohoshi, Kazuo Nadaoka, Hiroshi Yagi, Shoichi Matsuzaka, Ryoko Oda, Susumu Yasui, Nobuaki Suzuki
Publikováno v:
PROCEEDINGS OF COASTAL ENGINEERING, JSCE. 55:1081-1085
Temporal and spatial variations of hypoxic water mass in Tokyo Bay were investigated based on intensive field surveys coupled with numerical simulation in Summer 2007. Measurements results showed that the hypoxic water mass existed in the bottom laye
Autor:
Tomoko Deguchi, Yasuo Nihei, Shoichi Matsuzaka, Kazunobu Morohoshi, Tanuspong Pokavanich, Nobuaki Suzuki, Ryuichi Ariji, Hiroshi Yagi, Yasuyuki Nakagawa, Kazuo Nadaoka, Ryoko Oda
Publikováno v:
PROCEEDINGS OF COASTAL ENGINEERING, JSCE. 55:1091-1095
The fundamental characteristics of stratified velocity field off Tama River estuary were investigated based on the intensive field surveys coupled with numerical simulation in summer 2007. Measurements results showed that the northward residual curre
Autor:
Taro Furudono, Ryuichi Ariji, Yukimasa Oono, Hajime Ise, Hiroyuki Geshi, Ken Furudoi, Tanuspong Pokavanich, Kazuo Nadaoka, Hiroshi Yagi
Publikováno v:
PROCEEDINGS OF COASTAL ENGINEERING, JSCE. 55:1086-1090
Autor:
Nobuaki Ezure, Terumasa Morishige, Ken Furudoi, Kazuo Nadaoka, Kazunobu Morohoshi, Satoshi Kobayashi, Tanuspong Pokavanich, Ryuichi Ariji, Hajime Ise, Hiroshi Yagi
Publikováno v:
PROCEEDINGS OF COASTAL ENGINEERING, JSCE. 54:1036-1040
Temporal and spatial variations of hypoxic water and suspend substances around the Tama river estuary in Tokyo Bay were investigated based on the intensive field surveys in summer of 2006.In the offshore region, the stable hypoxic water developed aro