Dr. Sci. Koji Seto

Research Interests

  • 汽水域の底質環境と堆積プロセス
    (Substratum environments and sedimentation process in coastal lagoon)
  • 汽水域の循環システムと生物生産性
    (Circulation system and productivity in coastal lagoon)
  • 汽水域の自然史
    (Natural history in coastal lagoon)
  • 南極湖沼の自然史
    (Natural history in Antarctic Lake)
  • 無酸素環境の堆積特性
    (sedimentation pattern in the anoxic environments)

 

List of Publications

 

  • Saraswati, P. K., Seto, K.and Nomura,R. (2003) Oxygen and carbon isotopic variation in co-existing larger foraminifera from a reef flat at Akajima, Okinawa, Japan. Marine Micropaleontology, 957, p.1-11.
  • 高田裕行・村上俊介・瀬戸浩二・坂井三郎・田中里志・高安克巳,2003.京都府阿蘇海における底生有孔虫群.Laguna, 10, p.113-118.
  • Imura, S., Bando, T., Seto, K. , Ohtani, S. , Kudoh, S. and Kanda, H, 2003. Distribution of aquatic mosses in the Soya Coast region, East Antarctica. Polar Biosci., 216, 1-10.
  • Nomura, R. and Seto, K., 2002. Influence of marine construction on environments of the brackish Lake Nakaumi, southwest Japan: Foraminiferal evidence. Jour. Geol. Soc. Japan, Vol.108, 6, 394-409, 2002.
  • 瀬戸浩二・伊村智・坂東忠司・神田啓史,2002,南極湖沼に記録された完新世の古環境.月刊 地球,24,1, 31-36.
  • 瀬戸浩二・真先修・田中邦昌・高安克己,2000.宍道湖における底生有孔虫群集.島根大学地球資源環境学研究報告,19, 65-76.
  • 瀬戸浩二・中山大介・田中秀典・山口啓子,2000.宍道湖におけるアオコの発生とその地球化学的特徴.Laguna, 7, p.61-69.
  • 瀬戸 浩二・川畑幸子・高津和人・高安克己,1999.西表島ウダラ川河口におけるマングローブ沼の堆積環境.Laguna, 6, p.273-282.
  • MIURA, H., MAEMOKU H., SETO, K. and MORIWAKI, K., 1998, Late Quaternary East Antarctic melting event in the S_ya Coast region on the basis of stratigraphy and oxygen isotopic ratio of fossil molluscs, Polar. Geosci., 11, p.262-277.

 

International Symposium

 

  • Seto, K., Kishiba, S., Sato, T. and Tanaka, H. (2003) Paleoenvironment change of the brackish-water lake during the past 3000 years recorded in the sediment of Lake Nakaumi, Southwest Japan,the AGU 2003 Fall Meeting,San Francisco,USA.
  • Tanaka, H. , Seto, K. and Sato, T. (2003) Change in fossil shell assemblage pattern recorded in core samples from Nakaumi Lake (Brackish Lake), Japan,the AGU 2003 Fall Meeting,San Francisco,USA.
  • Sato, T., Endo, M., Hamamoto, Y., M Okawa, Seto, K. and Funaki, M. (2003) The Origins of Magnetic Minerals and Their Changes in the Sediments from Lake Nakaumi and Lake Shinnji, Western Japan: Effects of Ancient Iron Manufacture,the AGU 2003 Fall Meeting,San Francisco,USA.
  • Nomura, R., Seto, K.,Kuwamura, T. and Yamasaki, K.(2004) Acoustic signals of the aquatic environment of Lake Nakaumi, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.

    Nomura, R., Seto, K. and Mizoyama, I.(2004) Photo documentation of the bottom environment of Lake Nakaumi, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.

  • Seto, K., Kishiba, S., Sato, T. and Tanaka, H. (2004) Paleoenvironmental Change in Lake Nakaumi during the past 3000 years as recorded in sediment cores, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Nakatake, M. and Seto, K. (2004) Paleoenvironmental Change in a Low Saline Brackish-water Lake during the past 5000 years as recorded in the Sediment of Lake Shinji, Southwest Japan, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Sato, T., Okawa, M., Endo, M., Hamamoto, Y., Seto, K. and Funaki, M. (2004) Paleoenvironmental change based on magnetic characteristics in sediments from Lake Nakaumi and Lake Shinji, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Tanaka, H., Seto, K. and Sato, T. (2004) The impact of environmental change on mollusk assemblages in brackish Lake Nakaumi, Japan, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Dettman, D. L. and Seto, K. (2004) Organic matter in Lake Shinji and Nakaumi sediments: Sources inferred from nitrogen and carbon geochemistry, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Nakamura, K.and Seto, K. (2004) Features of the mangrove environment and the runoff of its produced material in the Funaura Bay, Iriomote Island, Okinawa Prefecture, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Uchiyama, T. and Seto, K. (2004) The distribution of primary producer and biomass in the brackish-water lake, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Yasui, D., Uchiyama, T. and Seto, K. (2004) The seasonal change of brackish environment and biomass of primary producer in the estuary of Hii River water system, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.
  • Takata, H., Seto, K., Saburo Sakai., S., Tanaka S. and Takayasu, K (2004) Specific ecology of Virgulinella fragilis Grindell and Collen (benthic foraminifer) under year-round oxygen deficiency in Aso-kai Lagoon, central Japan, International Seminar on Restoration of Damaged Lagoon Environments, Matsue.

 

Funds

 

  • 基盤研究(C)「汽水環境における生物生産システムとその堆積過程および地質学的記録に関する研究」(代表;瀬戸浩二)2,500千円 (平成14年度〜16年度,総額3,600千円)

 

Overseas Survey

 

  • 南極「南極湖沼の形成過程と生物の地史的遷移に関する研究」平成16 (2004) 年11月28日〜平成17 (2005) 年3月28日(第46次南極地域観測隊)・予定
  • ケニア「乾燥気候にける塩湖および淡水湖の湖沼環境調査」 平成15 (2003) 年8月4日〜19日 (澤田順弘・田中里志氏との共同研究)
  • 南極「南極湖沼の特徴と変遷」平成8 (1996) 年11月15日〜平成10 (1998) 年3月28日(第38次南極地域観測隊)

 


 

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You will find more information on me in 
http://gakumuweb1.jn.shimane-u.ac.jp/kenkyu/kenkyu.html