Search Results 1-20 of 28

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  • Anomalous Moisture Transport and Oceanic Evaporation during a Torrential Rainfall Event over Western Japan in Early July 2018

    Sekizawa Shion , Miyasaka Takafumi , Nakamura Hisashi , Shimpo Akihiko , Takemura Kazuto , Maeda Shuhei

    … The heavy rainfall over western Japan is found to accompany enhanced oceanic evaporation extensively around Japan, especially around the Kuroshio and entirely over the Sea of Japan. … An additional contribution is found from positive sea-surface temperature anomalies to the enhanced southerly moisture inflow into the eastern portion of the rainfall region. …

    SOLA 15A(0), 25-30, 2019

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  • Characteristics of Spring-Summer Zooplankton Community Structure and Their Relationship with Environmental Factors in Nemuro Bay, Eastern Hokkaido  [in Japanese]

    Kaga Toshiki , Oguma Sachiko , Kasugai Kiyoshi , Azumaya Tomonori , Montani Shigeru , Arauchi Tsutomu , Fukuwaka Masa-aki

    … Zooplankton community structure in Nemuro Bay was classified into three types by water temperature and depth. … Cluster1 could have been transported to Nemuro Bay with the inflow of Okhotsk surface sea water from the east side of Shiretoko Peninsula. … In addition,there was no replenishment of cold-water oceanic species(such as Neocalanus spp.)from outside of the bay. …

    Bulletin on Coastal Oceanography 53(2), 179-191, 2016

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  • Acoustic measurement of the net transport through the Seto Inland Sea

    Zhang Chuanzheng , Kaneko Arata , Zhu Xiao-Hua , Howe Bruce M. , Gohda Noriaki

    … The net transport through the Seto Inland Sea, associated with the inflow of the Kuroshio Current from the Pacific Ocean, is the focus of this study. … This result implies that the inland sea water is exchanged with Pacific water every 778 days (2.1 years). …

    Acoustical Science and Technology 37(1), 10-20, 2016

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  • CHARACTERISTICS OF OCEANIC WATER INFLOW INTO KAGOSHIMA BAY DURING WINTER-MIXING PERIOD  [in Japanese]

    TAKATA Masashi , YAMASHIRO Toru , JYOMOTO Kazuyoshi , NAKAMURA Hirohiko , UCHIYAMA Masaki , FUKUDA Ryuji , NISHINA Ayako

    …   Characteristics of oceanic water inflow into Kagoshima Bay were examined using water temperature and current velocity data as well as satellite images of thermal infrared sensor. … The oceanic water was shown to enter into Kagoshima Bay along the Osumi Peninsula when the Kuroshio warm filament with horizontal scales less than 150km passes through the Tokara Strait. …

    Journal of Japan Society of Civil Engineers, Ser. B3 (Ocean Engineering) 67(2), I_715-I_720, 2011

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  • Larval feeding intensity and year class strength of pointhead flounder Cleisthenes pinetorum in Funka Bay  [in Japanese]

    HIRAOKA Yuko , TAKATSU Tetsuya , OHNO Yusuke , OKUMURA Hiroya , TAKAHASHI Hideaki , TAKAHASHI Toyomi

    … To understand how strong year classes of pointhead flounder Cleisthenes pinetorum have occurred in Funka Bay, Japan, larval density, initial feeding intensity, initial prey density, oceanic conditions, and the age distribution of mature and immature flounders were investigated for several years. … Horizontal hauls collected with a ring net in Funka Bay showed that pelagic larvae occurred with in a water temperature range of 3.8-19.1℃ at 30m depth. …

    Bulletin of the Japanese Society of Fisheries Oceanography 73(2), 90-101, 2009-05-28

    IR  JASI  References (31) Cited by (1)

  • Surface circulation system deduced from analysis of the microfossil assemblage in the eastern area off Honshu, Northwest pacific  [in Japanese]

    Yamamoto Hirofumi

    … Consequently, an understanding of the present ocean environment is the key to reconstructing the past oceanic environment.<br>This study analyzed microfossil communities and calculated the radiolarian index (Sr) by mapping the water mass in the eastern area off Honshu, based on the present ocean environment. … One of the southern sites records the inflow of a water mass, including the Oyashio, at 17.1 ka. …

    The Journal of the Geological Society of Japan 115(7), 333-343, 2009

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  • INFLUENCE OF THE OSUMI BRANCH CURRENT ON OCEANIC WATER INFLOW INTO KAGOSHIMA BAY  [in Japanese]

    YAMASHIRO Toru , SHIGEHARA Toshihiro , ASANO Toshiyuki

    … Using daily values of the index and water temperature measured in Kagoshima Bay in 1999, it is found that the current velocity fluctuations of the OBC with periods less than about 8 days significantly contribute to oceanic water inflow into Kagoshima Bay. … Moreover, the oceanic water is shown to reach to the central part of Kagoshima Bay about 1.3 day after it enters into the bay along the Osumi Peninsula. …

    PROCEEDINGS OF CIVIL ENGINEERING IN THE OCEAN (24), 921-926, 2008

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  • Oxygen and Hydrogen Stable Isotopes of Precipitation in Small Oceanic Islands  [in Japanese]

    MACHIDA Isao

    Journal of Japan Society of Hydrology & Water Resources 18(4), 349-361, 2005-07-05

    References (27) Cited by (2)

  • Kuroshio front variability due to wind filed fluctuations

    Hinata Hirofumi

    … of wind filed fluctuation on the intermittent inflow of the Kuroshio warm water (KWW) into Sagami Bay are discussed with the aid of High-Frequency oceanic surface radars (HF-radars) observation, satellite infrared images, other conventional hydrographic/meteorological data and a numerical experiment using the three dimensional, primitive equation, sigma coordinate Princeton Ocean Model.<br>The analyses indicate that the Kuroshio front moves onshoreward - offshoreward with period of about 10 …

    NCTAM papers, National Congress of Theoretical and Applied Mechanics, Japan 54(0), 4-4, 2005

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  • Oxygen and Hydrogen Stable Isotopes of Precipitation in Small Oceanic Islands  [in Japanese]

    MACHIDA Isao

    inflow of a different vapor mass on the island is suggested. …

    JOURNAL OF JAPAN SOCIETY OF HYDROLOGY AND WATER RESOURCES 18(4), 349-361, 2005

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  • Effects  of Wind  Field  Fluctuations  on  Kuroshio  Warm  Water lntrusion  into  Sagami  Bay  [in Japanese]

    Hinata Hirofumi , Yanagi Tetsuo , Kawamura Hiroshi

    … The effects of wind field fluctuations on the intermittent inflow of the Kuroshio warm water (KWW) into Sagami Bay are discussed with the aid of high-frequency oceanic surface radar (HF-radar) observations, satellite infrared images, other conventional hydrographic/meteorological data and a numerical experiment using the three-dimensional, primitive equations, sigma coordinate Princeton Ocean Model. …

    Bulletin on Coastal Oceanography 41(2), 83-95, 2004

    J-STAGE  NDL Digital Collections  Cited by (3)

  • Inflow of oceanic water into Tokyo Bay and generation of a subsurface hypoxic water mass

    FUJIWARA T.

    Journal of Geophys. Res. 107, 13_1-13_10, 2002

    Cited by (3)

  • Inflow of oceanic water into Tokyo Bay and generation of a subsurface hypoxic water mass

    FUJIWARA T.

    J. Geophys. Res. 107(C5), "13-1"-"13-10", 2002

    Cited by (3)

  • Response of Hypoxic Water Mass in Tokyo Bay to the Variation in Hydrographic Condition Outside of the Bay  [in Japanese]

    FUJIWARA Tateki , TAKAHASHI Tetsuya , YAMADA Yoshiaki , KANEKO Akio , Tateki Fujiwara , Tetsuya Takahashi , Yoshiaki Yamada , Akio Kaneko , 京都大学大学院農学研究科 , 京都大学大学院農学研究科 , 神奈川県水産総合研究所:(現)神奈川県横須賀三浦地区農政事務所 , 千葉県水産試験場富津分場 , Laboratory of Fisheries and Environmental Oceanography Graduate School of Agriculture Kyoto University , Laboratory of Fisheries and Environmental Oceanography Graduate School of Agriculture Kyoto University , Kanagawa Prefectural Fisheries Research Institute:(Present address)Kanagawa Prefectural Yokosuka-Miura Areal Agricultural Office , Chiba Prefectural Fisheries Experimental Station Futtu Branch

    … Temporal and spatial variation in the inflow of oceanic water into Tokyo Bay and accompanying change in circulation in the bay were studied with emphasis on the movement of the hypoxic water mass. … Changes in the density in the upper several tens of meters in the ocean induce inflow and outflow in the adjacent shallow bay. …

    Oceanogr. Japan 9(6), 303-313, 2000-11-05

    References (17) Cited by (6)

  • Cyanobacterial Water-bloom in Lake Shinji and its Geochemical Features  [in Japanese]

    瀬戸 浩二 , 中山 大介 , 田中 秀典 , 山口 啓子

    … In Lake Shinji, it is known that cyanobacterial water-bloom grows under the fleshwater condition in the pluvial. … In the middle of November 1999, however, the water-bloom grew under the restrained condition of the saline water(4.6 psu) and the low temperature (lower than 15℃). …

    Laguna : 汽水域研究 (7), 61-69, 2000-03

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  • Response of Hypoxic Water Mass in Tokyo Bay to the Variation in Hydrographic Condition Outside of the Bay.  [in Japanese]

    Fujiwara Tateki , Takahashi Tetsuya , Yamada Yoshiaki , Kaneko Akio

    … Temporal and spatial variation in the inflow of oceanic water into Tokyo Bay and accompanying change in circulation in the bay were studied with emphasis on the movement of the hypoxic water mass. … Changes in the density in the upper several tens of meters in the ocean induce inflow and outflow in the adjacent shallow bay. …

    Oceanography in Japan 9(6), 303-313, 2000

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  • Internal  Tide Observed at  Futaoi  Island  in  the Tsushima  Strait  [in Japanese]

    Senjyu Tomoharu , Watanabe Toshiteru

    … The oceanic structure in this period can be approximated by a two-layer model, and thus, the internal tides are represented as oscillations of the mid-depth thermocline. … Sea surface temperature records along the San'in coast and hydrographic observations in the Tsushima Strait revealed the inflow of high temperature and low salinity water from the East China Sea. …

    Bulletin on Coastal Oceanography 37(1), 49-58, 1999

    J-STAGE  NDL Digital Collections 

  • Ocean Water Inflow into Kagoshima Bay  [in Japanese]

    OHOTANI Masaki , KIKUKAWA Hiroyuki , ORITA Kazumi , KOHNO Jun-ichi , KINOSHITA Kisei , Masaki Ohotani , Hiroyuki Kikukawa , Kazumi Orita , Jun-ichi Kohno , Kisei Kinoshita , 鹿児島大学水産学部 , 鹿児島大学水産学部 , 鹿児島県水産試験場 , 鹿児島県環境技術協会 , 鹿児島大学教育学部 , Faculty of Fisheries Kagoshima University , Faculty of Fisheries Kagoshima University , Kagoshima Prefectural Experimental Station of Fisheries , kagoshima Environmental Research Service , Faculty of Education Kagoshima University

    … A thermal infrared image from Landsat/TM is presented, in which the ocean water flow into Kagoshima Bay can be clearly seen from the overview of sea surface temperature (SST). … In order to investigate further the water mass exchange due to ocean water inflow into the semi-enclosed bay, we examined SST data at four points during 1992-1995 obtained by buoy robots, which had been allocated to oversee fish farms. …

    海の研究 7(4), 245-251, 1998-08-05

    References (37) Cited by (2)

  • Changes in Red Tide Events and Phytoplankton Community Composition in Tokyo Bay from the Historical Plankton Records in a Period between 1907 and 1997  [in Japanese]

    NOMURA Hideaki , Hideaki Nomura , 名古屋大学大気水圏科学研究所 : (現)東京水産大学 , Institute for Hydropheric-Atmospheric Science Nagoya University : Present Address Tokyo University of Fisheries

    … Community composition of diatoms and armored dinoflagellates in the bay and the adjoining water, Uraga Channel, showed little change in this period. … Species diversity reduced owing to desappearance of neritic/oceanic species from the bay and the occupation by several dominant species. … The cell densities of brackish water species have been increasing since 1980s with increase of freshwater inflow caused by a human population growth around the bay. …

    Oceanogr Jpn 7(3), 159-178, 1998-06-05

    References (140) Cited by (8)

  • Ocean Water Inflow into Kagoshima Bay

    Ohotani Masaki , Kikukawa Hiroyuki , Orita Kazumi , Kohno Jun-ichi , Kinoshita Kisei

    … A thermal infrared image from Landsat/TM is presented, in which the ocean water flow into Kagoshima Bay can be clearly seen from the overview of sea surface temperature (SST). … In order to investigate further the water mass exchange due to ocean water inflow into the semi-enclosed bay, we examined SST data at four points during 1992-1995 obtained by buoy robots, which had been allocated to oversee fish farms. …

    Oceanography in Japan 7(4), 245-251_1, 1998

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