Environmental Geochemical Cycle Research Group
Principal Researcher

Research Interests

Time-series observation for the biological pump in the western North Pacific


Japan Agency for Marine-Earth Science and Technology (JAMSTEC)
Earth Surface System Research Center
2-15 Natsushima, Yokosuka, 237-0061, Japan

Curriculum Vitae

1961 Born in Osaka
1979 Faculty of Fishery, Hokkaido University
1986 M.S. (Fishery Chemistry) Faculty of Fishery, Hokkaido University
1986 Japan Marine Science and Technology Center (current: Japan Agency for Marine-Earth Science and Technology) Marine Research and Development department
1991 Deep Sea Research department
1992-1994 Liaison/Guest investigator at Woods Hole Oceanographic Institution
1996 Ocean Observational Research department
2001 Mutsu Institute for Oceanography
2009 Marine Technology Center
2010~ Research Institute for Global Change (RIGC)
2014~ Department of Environmental Geochemical Cycle Research
2017~ Research and Development Center for Global Change
=2001= Ph.D.(Global Environmental Science), Hokkaido University
=2003~2009= Adjunct professor of Graduate School, Kobe University
=2007~= Adjunct professor of College of Bioresource Science, Nihon University

Publications (Peer-reviewed)

  • 84. Dobashi, R., H. Ueno, N. Matsudera, I. Fujita, T. Fujiki, M. C. Honda, N. Harada: Impact of mesoscale eddies on particulate organic carbon flux in the western subarctic North Pacific. Journal of Oceanography. (2021)
  • 83. Ikenoue, T., ,K. Kimoto, Y. Nakamura, K. R. Bjørklund, N. Kuramoto, M. Ueki, Y. Ota, J. Onodera, N. Harada, M. C. Honda, M. Sato, E. Watanabe, M. Itoh, S. Nishino, T. Kikuchi: New evaluation of species-specific biogenic silica flux of radiolarians (Rhizaria) in the western Arctic Ocean using microfocus X-ray computed tomography. Limnology and Oceanography, 9999, 1–15. (2021)
  • 82. Cael, B. B., L. Bisson, M. Conte, M. T. Duret, C. L. Follett, S. A. Henson, M. C. Honda, M. H. Iversen, D. M. Karl, R. S. Lampitt, C. B. Mouw, F Muller-Karger, C. A. Pebody, K. L. SmitH Jr, and D Talmy: Open ocean particle flux variability from surface to seafloor. Geophysical Research Letters, 48, e2021GL092895. https://doi. org/10.1029/2021GL092895 (2021)
  • 81. Matsumoto, K., Y. Sasai, K. Sasaoka, E. Siswanto, M. C. Honda: The formation of subtropical phytoplankton blooms is dictated by water column stability during winter and spring in the oligotrophic northwestern North Pacific. Journal of Geophysical Research: Oceans,126, e2020JC016864. (2021)
  • 80. Mino, Y., C. Sukigara, M. C. Honda, H. Kawakami, M. Wakita, K. Sasaoka, Y. Yoshikawa, O. Abe, J. Kaiser, K. Kimoto, M. Kitamura, T. Fujiki, K. Matsumoto, and T. Saino: Seasonal and interannual variations in nitrogen availability and particle export in the northwestern North Pacific subtropical gyre. Journal of Geophysical Research Oceans 125, e2019JC015600. (2020)
  • 79. Honda, M. C.: Effective Vertical Transport of Particulate Organic Carbon in the Western North Pacific Subarctic Region. Frontiers in Earth Science 8:366. doi: 10.3389/feart.2020.00366 (2020)
  • 78. Anderson, N.D., K. A.Donohue, M. C. Honda, M. F. Cronin, and D. Zhang: Challenges of Measuring Abyssal Temperature and Salinity at the Kuroshio Extension Observatory. Journal of Atmospheric and Oceanographic Technology. (2020)
  • 77. Ikenoue T., K. Kimoto, Y. Okazaki, M. Sato, M.C. Honda, K. Takahashi, N. Harada, T. Fujiki: Phaeodaria: An important carrier of particulate organic carbon in the mesopelagic twilight zone of the North Pacific Ocean. Global Biogeochemical Cycles, 33. (2019)
  • 76. Sasai Y., M.C. Honda, E. Siswanto, S. Kato, K. Uehara, H. Sasaki, M. Nonaka:
    Impact of Ocean Physics on Marine Ecosystems in the Kuroshio and Kuroshio Extension Regions: A High‐Resolution Coupled Physical‐Biological Model Study. 175-190. in (Eds) T. Nagai, H. Saito, K. Suzuki, M. Takahashi. Kuroshio Current: Physical, Biogeochemical, and Ecosystem Dynamics. American Geophysical Union Geophysical Monograph Series No.242, John Wiley & Sons. Inc. pp. 336 (2019)
  • 75. Sukigara C, Y. Mino, H. Kawakami, M.C. Honda, T. Fujiki, K. Matsumoto, M. Wakita, T. Saino: Sinking dynamics of particulate matter in the subarctic and subtropical regions of the western North Pacific. Deep-Sea Research Part I 144 17-27. doi: org/10.1016/j.dsr.2018.11.004 (2018)
  • 74. Honda M.C., Y. Sasai, E. Siswanto, A. Kuwano-Yoshida, H. Aiki, M. F. Cronin: Impact of cyclonic eddies and typhoons on biogeochemistry in the oligotrophic ocean based on biogeochemical / physical / meteorological time-series at station KEO. Progress in Earth and Planetary Science 5:42, https://doi:org/10.1186/s40645-018-0196-3 (2018)
  • 73. Taketani F, M.N. Aita, K. Yamaji, T. Sekiya, K. Ikeda, K. Sasaoka, T. Hashioka, M.C.Honda, K. Matsumoto, Y. Kanaya: Seasonal Response of North Western Pacific Marine Ecosystems to Deposition of Atmospheric Inorganic Nitrogen Compounds from East Asia. Scientific Reports doi:10.1038/s41598-018-27523-w (2018)
  • 72. Uchimiya M., H. Fukuda, M. Wakita, M. Kitamura, H. Kawakami, M.C. Honda, H. Ogawa, T. Nagata. Balancing organic carbon supply and consumption in the ocean’s interior: evidence from repeated biogeochemical observations conducted in the subarctic and subtropical western North Pacific. Limnology and Oceanography doi:10.1002/lno.10821 (2018)
  • 71. Yokoi N., Y. Abe, M. Kitamura, M. C. Honda, A. Yamaguchi. Comparison between POC and zooplankton swimmer from sediment traps in the subarctic and subtropical North Pacific. Deep-Sea Research I 133 19-26. doi:10.1016/j.dsr.2018.01.03 (2018)
  • 70. Kitamura M., M. C.Honda, Y. Hamajima, Y. Kumamoto, M. Aoyama, H. Kawakami, T. Aono, M. Fukuda, Y. Mino: Temporal changes in radiocesium contamination derived from the Fukushima Dai-ichi Nuclear Power Plant accident in oceanic zooplankton in the western North Pacific. Journal of Environmental Radioactivity 172, 163-172 (2017).
  • 69. Honda M. C., M. Wakita, K. Matsumoto, T. Fujiki, E. Siswanto, K. Sasaoka, H. Kawakami, Y. Mino, C. Sukigara, M. Kitamura, Y. Sasai, S. L. Smith, T. Hashioka, C. Yoshikawa, K. Kimoto , S. Watanabe, T. Kobari, T. Nagata, K. Hamasaki, R. Kaneko, M. Uchimiya, H. Fukuda, O. Abe, Toshiro Saino: Comparison of carbon cycle between the western Pacific subarctic and subtropical time-series stations: highlights of the K2S1 project. Journal of Oceanography, DOI: 10.1007/s10872-017-0423-3 (2017).
  • 68. Mino, Y., C. Sukigara, M. C. Honda, H. Kawakami, K. Matsumoto, M. Wakita, M. KItamura, T Fujiki, K. Sasaoka, O. Abe, J. Kaiser, T. Saino. Seasonal variations in the nitrogen isotopic composition of settling particles at station K2 in the western Subarctic North Pacific. Journal of Oceanography, 10.1007/s10872-016-0381-1 (2016).
  • 67. Wakita, M., M. C. Honda, K. Matsumoto, T. Fujiki, H. Kawakami, S. Yasunaka, Y. Sasai, C. Sukigara, M. Uchimiya, M. Kitamura, T. Kobari, Y. Mino, A. Nagano, S. Watanabe, , T. Saino. Biological organic carbon export estimated from the annual carbon budget observed in the surface waters of the western subarctic and subtropical North Pacific Ocean from 2004 to 2013. Journal of Oceanography, 10.1007/s10872-016-0379-8 (2016).
  • 66. Siswanto, E., M. C. Honda, Y. Sasai, K. Sasaoka, T. Saino. Meridional and seasonal footprints of the Pacific Decadal Oscillation on phytoplankton biomass in the northwestern Pacific Ocean. Journal of Oceanography, 10.1007/s10872-016-0367-z (2016).
  • 65. Siswanto, E., M. C. Honda, K. Matsumoto, Y. Sasai, T. Fujiki, K. Sasaoka, T. Saino. Sixteen-year phytoplankton biomass trends in the northwestern Pacific Ocean observed by the SeaWiFS and MODIS ocean color sensors. Journal of Oceanography, 10.1007/s10872-016-0357-1(2016).
  • 64. Kobari, T., R. Nakamura, K. Unno, M. Kitamura, K. Tanabe, H. Nagafuku, A. Niibo, H. Kawakami, K. Matsumoto, M. C. Honda. Seasonal variability in carbon demand and flux by mesozooplankton communities at subarctic and subtropical sites in the western North Pacific. Journal of Oceanography, DOI 10.1007/s10872-015-0348-7 (2016).
  • 63. Kitamura, M., T. Kobari, M. C. Honda, K. Matsumoto, K. Sasaoka, R. Nakamura, K. Tanabe. Seasonal changes in the mesozooplankton biomass and community structure in subarctic and subtropical time-series stations in the western North Pacific. Journal of Oceanography, DOI 10.1007/s10872-015-0347-8 (2016).
  • 62. Sasai, Y., C. Yoshikawa, S. L. Smith, T. Hashioka, K. Matsumoto, M. Wakita, K. Sasaoka, M. C. Honda. Coupled 1-D physical-biological model study of phytoplankton production at two contrasting time-series stations in the western North Pacific. Journal of Oceanography, DOI 10.1007/s10872-015-0341-1 (2016).
  • 61. Makio C. Honda. Observational study of artificial radionuclides emitted from the nuclear power plant accident by using time-series sediment trap. Chikyukagaku (Geochemistry) 49, 227-238, doi: 10.14934/chikyukagaku.49.227 (2015) (in Japanese with English abstract)
  • 60. Buesseler, K. O., C. R. German, M. C. Honda, S. Otosaka, E. E. Black, H. Kawakami, S. J. Manganini, and S. M. Pike. Tracking the fate of particle associated Fukushima Daiichi cesium in the ocean off Japan. Environmental Science and Technology, "49, 9807-9816", DOI: 10.1021/acs.est.5b02635 (2015).
  • 59. Yoshikawa, C., H. Abe, M. N. Aita, F. Breider, K. Kuzunuki, S. Toyoda, N. O. Ogawa, H. Suga, N. Ohkouchi, S. O. Danielache, M. Wakita, M. C. Honda and N. Yoshida. Insight into nitrous oxide production processes in the western North Pacific based on a marine ecosystem isotopomer model. Journal of Oceanography, DOI 10.1007/s10872-015-0308-2 (2015).
  • 58. Smith S. L, M. Pahlow, A. Merico, E. Acevedo-Trejos, Y. Sasai, C. Yoshikawa, K. Sasaoka, T. Fujiki, K. Matsumoto and M. C. Honda. Flexible phytoplankton functional type (FlexPFT) model: size-scaling of traits and optimal growth. Journal of Plankton Research, doi: 10.1093/plankt/fbv038. (2015)
  • 57. Onodera, J., E. Watanabe, N. Harada and M. C. Honda. Diatom flux reflects water-mass conditions on the southern northwind abyssal plain, Arctic Ocean. Biogeosciences 12, 1373-1385, doi:10.5194/bg-12-1373-2015 (2015)
  • 56. Siswant, E., K. Matsumoto, M. C. Honda, T. Fujiki, K. Sasaoka, and T. Saino. Reappraisal of meridopnal differences of factors controlling phytoplankton biomass and initial increase preceding seasonal bloom in the northwestern Pacific Ocean. Remote Sensing of Environment 159, 44-56 (2015)
  • 55. Kawakami, H., M. C. Honda,K. Matsumoto, M. Wakita, M. Kitamura, T. Fujiki, S. Watanabe. POC fluxes estimated from 234Th in late spring-early summer in the western subarctic North Pacific. Journal of Oceanography 71, 311-324, DOI 10.1007/s10872-015-0290-8 (2015).
  • 54. Honda, M. C., H. Kawakami, K. Matsumoto, M. Wakita, T. Fujiki, Y. Mino, C. Sukigara, T. Kobari, M. Uchimiya, R. Kaneko and T. Saino. Comparison of sinking particles in the upper 200 m between subarctic station K2 and subtropical station S1 based on drifting sediment trap experiments. Journal of Oceanography DOI 10.1007/s10872-015-0280-x (2015).
  • 53. Matsumoto, K., M. C. Honda, K. Sasaoka, M. Wakita, H. Kawakami, and S. Watanabe: Seasonal variability of primary production and phytoplankton biomass in the western pacific subarctic gyre: Control by light availability within the mixed layer. Journal of Geophysical Research: Oceans 119, doi:10.1002/2014JC009982. (2014).
  • 52. Watanabe, E., J. Onodera, N. Harada, M. C. Honda, K. Kimoto, T. Kikuchi, S. Nishino, K. Matsuno, A. Yamaguchi, A. Ishida, and M. J. Kishi: Enhanced role of eddies in the Arctic marine biological pump. Nature communications. DOI: 10.1038/ncomms4950 (2014).
  • 51. Honda, M. C. and H. Kawakami: Sinking velocity of particulate radiocesium in the northwestern North Pacific, Geophysical Research Letters, 41, 3959–3965, doi:10.1002/2014GL060126. (2014)
  • 50. Onodera, J., A. Ohashi, K. Takahashi and M. C. Honda: Time-series variation of diatom valve uxes at Station K2 in the western Subarctic Pacific. Diatom 30: 104-121 (2014)
  • 49. Fujiki, T., K. Matsumoto, Y. Mino, K. Sasaoka, M. Wakita, H. Kawakami, M. C. Honda, S. Watanabe and T. Saino. The seasonal cycle of phytoplankton community structure and photo-physiological state in the western subarctic gyre of the North Pacific, Limnology and Oceanography 59, 3, 887-900. (2014)
  • 48. Kawakami, H., M. C. Honda, S. Watanabe and T. Saino: Time-series observations of 210Po and 210Pb radioactivity in the western North Pacific: J. Radiological Nucl. Chem. DOI 10.1007/s10967-014-3141-y (2014)
  • 47. Wakita, M., S. Watanabe, M. C. Honda, A. Nagano, K. Kimoto, K. Matsumoto, H. Kawakami, T. Fujiki, M. KItamura, K. Sasaki, K. Sasaoka, Y. Nakano, and A. Murata, Ocean acidification from 1997 to 2011 in the subarctic western North Pacific Ocean, Biogeosciences, 10, 7817-7827, doi:10.5194/bg-10-7817-2013 (2013).
  • 46. Kobari, T., M. Kitamura, M. Minowa, H. Isami, H. Akamatsu, H. Kawakami, K. Matsumoto, M. Wakita, M. C. Honda: Impacts of the wintertime mesozooplankton community to downward carbon flux in the subarctic and subtropical Pacific Oceans. Deep-Sea Research I 81, 78-88 (2013).
  • 45. Kanda, J., M. Ishi, H. Ogawa, T. Ono, H. Obata, M. Y. Kawai, M. Suzumura, M. C. Honda, Y. Yamashita, Y. W. Watanabe. Decadal vision in oceanography - Discussions in the chemical oceanography subgroup of the future planning committee, the Oceanographic Society of Japan - . Oceanography in Japan, 22 (6), 219-251 (2013) (in Japanese with English abstract)
  • 44. Honda, M. C., H. Kawakami, S. Watanabe and T. Saino: Concentration and vertical flux of Fukushima-derived radiocesium in sinking particles from two sites in the Northwestern Pacific Ocean. Biogeosciences 10, 3525-3534 (2013).
  • 43. Bu, W. T., J. Zheng, T. Aono, K. Tagami, S. Uchida, J. Zhang, M. C. Honda, Q. J. Guo, and M. Yamada: Vertical distributions of plutonium isotopes in marine sediment cores off the Fukushima coast after the Fukushima Dai-ichi Nuclear Power Plant accident. Biogeosciences, 10, 2497–2511 (2013).
  • 42. Miyazawa, Y., Y. Masumoto, S. M. Varlamov, T. Miyama, M. Takigawa, M. Honda and T. Saino: Inverse estimation of source parameters of oceanic radioactivity dispersion models associated with the Fukushima accident. Biogeosciences 10, 2349-2363 (2013).
  • 41. Zheng, J., Aono, T., Uchida, S., Zhang, J., and Honda, M. C.: Distribution of Pu isotopes in marine sediments in the Pacific 30 km off Fukushima after the Fukushima Daiichi nuclear power plant accident, Geochem. J., 46, 361-369 (2012).
  • 40. Kawagucci, S., Y. T. Yoshida, T. Noguchi, M. C. Honda, H. Uchida, H. Ishibashi, F. Nakagawa, U.Tsunogai, K. Okamura, Y. Takaki, T. Nunoura, J. Miyazaki, M. Hirai, W. Lin, H. Kitazato,and K. Takai: Disturbance of deep-sea environments induced by the M9.0 Tohoku. Earthquake, Scientific Reports, 2-270; doi:10.1038/srep00270 (2012)
  • 39. Noguchi, T., W. Tanikawa, T. Hirose, W. Lin, S. Kawagucci, Y. Yoshida-Takashima, M. C. Honda, K. Takai, H. Kitazato, and K. Okamura: Dynamic process of turbidity generation triggered by the 2011 Tohoku-Oki earthquake: Geochem. Geophys. Geosyst., doi:10.1029/2012GC004360 (2012)
  • 38. Honda, M. C., Aono, T., Aoyama, M., Hamajima, Y., Kawakami, H., Kitamura, M., Masumoto, Y., Miyazawa, Y., Takigawa, M., Saino, T.: Dispersion of artificial caesium-134 and -137 in the western North Pacific one month after the Fukushima accident. Geochemical Journal Vol. 46, pp. e1 to e9 (2012).
  • 37. Matsumoto, K., Fujiki, T., Kitamura, M., Honda, M. C., Wakita, M., Kawakami, H., Saino, T.: Inhibition of primary production by nitrile rubber O-rings in Niskin sampler. JAMSTEC Report of Research and Development, 14, 17-25 (2012) (in Japanese with English abstract).
  • 36. Ohashi, R., Ishi, K., Fujiki, T., Kitamura, M., Matsumoto, K., Honda, M., Yamaguchi, A.: SHort-term changes in the planktonic community of the western subarctic Pacific during early summer: analysis of sediment trap samples. Bulletin of Plankton Society of Japan 58, 2, 123-135 (2011)(in Japanese with English abstract).
  • 35. Kawakami, H., Honda, M. C., Matsumoto, K., Fujiki, T., Watanabe, S.: East-west distribution of nutrients and dissolved inorganic carbon in the northern North Pacific in autumn. The Open Oceanography Journal 4, 99-106 (2010).
  • 34. Wakita, M., Watanabe, S., Murata, A., Tsurushima, N., Honda, M. C.: Decadal change of dissolved inorganic carbon in the subarctic western North Pacific Ocean. Tellus, DOI: 10.1111/j.1600-0889.2010.00476.x (2010).
  • 33. Shigemitsu, M., Watanabe, Y. W., Yamanaka, Y., Kawakami, H., Honda, M. C.: Relationship between sinking organic matter and minerals in the shallow zone of the western subarctic Pacific. Journal of Oceanography 66, 697-708 (2010).
  • 32. Sarma, V. V. S. S., Abe, O., Honda, M. C., Saino, T.: Estimating of gas transfer velocity using triple isotopes of dissolved oxygen. Journal of Oceanography 66, 505-512 (2010).
  • 31. Honda, M. C., Watanabe, S.: Importance of biogenic opal as ballast of particulate organic carbon (POC) transport and existence of mineral ballast-associated and residual POC in the Western Pacific Subarctic Gyre. Geophysical Research Letters 37, L02605, doi:10.1029/2009GL041521 (2010).
  • 30. Kawakami, H., Honda, M. C., Matsumoto, K., Fujiki, T., Watanabe, S.: East-west distribution of POC fluxes estimated from 234Th in the northern North Pacific in autumn. Journal of Oceanography 66, 71-83 (2010).
  • 29. Honda, M. C., Sasaoka, K., Kawakami, H., Matsumoto, K., Watanabe, S., Dickey, T.D.: Application of underwater optical data to estimation of primary productivity. Deep-Sea Research I 56, 2281-2292 (2009).
  • 28. Fujiki, T., Matsumoto, K., Honda, M. C., Kawakami, H., Watanabe, S.: Phytoplankton composition in the subarctic North Pacific during autumn 2005. Journal of Plankton Research 31, 179-191 (2009).
  • 27. Buesseler, K. O., Trull, T. W., Steinberg, D. K., Silver, M. W., Siegel, D. A., Saitoh, S. I., Lamborg, C. H., Lam, P. J., Karl, D. M., Jiao, N. Z., Honda, M. C., Elskens, M., Dehairs, F., Brown, S. L., Boyd, P. W., Bishop, J. K. B., Bidigare, R. R.: VERTIGO (VERtical Transport In the Global Ocean): A study of particle sources and flux attenuation in the North Pacific. Deep-Sea Research II 55, 1522-1539 (2008).
  • 26. Kawakami, H., Honda, M.C.: Time-series observation of POC fluxes estimated from 234Th in the northwestern North Pacific. Deep-Sea Research I 54, 1070-1090 (2007).
  • 25. Kawakami, H., Honda, M. C., Wakita., M, Watanabe, S.: Time-series observation of dissolved inorganic carbon and nurtients in the northwestern North Pacific. Journal of Oceanography 63, 967-982 (2007).
  • 24. Buesseler, K. O., Lamborg, C. H., Boyd, P. W., Lam, P. J., Trull, T. W., Bidigare, R. R., Bishop, J. K. B., Casciotti, K. L., Dehairs, F., Elskens, M., Honda, M. C., Karl, D. M., Siegel, D. A., Silver, M. W., Steinberg, D. K., Valdes, J., Van Moot, B., Wilson, S.: Revisiting carbon flux through the ocean’s twilight zone. Science 316, 567-570 (2007).
  • 23. Honda, M. C., Watanabe, S.: Utility of an automatic water sampler to observe seasonal variability in nutrients and DIC in the Northwestern North Pacific. Journal of Oceanography 63, 349-362 (2007).
  • 22. Honda, M. C., Kawakami, H., Sasaoka, K., Watanabe, S., Dickey, T.: Quick transport of primary produced organic carbon to the ocean interior. Geophysical Research Letters 33, 10.1029/2006GL026466 (2006).
  • 21. Harada, N., Sato, M., Shiraishi, A., Honda, M. C.: Characteristics of alkenonedistributions in suspended and sinking particles in the northwestern North Pacific. Geochimica Cosmochimica Acta 70, 2045-2062 (2006).
  • 20. Onodera, J., Takahashi, K., Honda, M. C.,: Pelagic and coastal diatom fluxes and the environmental changes in the northwestern North Pacific during December 1997-May 2000. Deep-Sea Research II 52, 2218-2239 (2005).
  • 19. Okazaki, Y., Takahashi, K., Onodera, J., Honda, M. C.,: Temporal and spatial flux changes of radiolarians in the northwestern Pacific ocean during 1997-2000. Deep-Sea Research II, 52, 2240-2274 (2005).
  • 18. Xu, X., Yamasaki, M., Oda, M., Honda, M. C.: Comparison of seasonal flux variations of planktonic foraminifera in sediment traps on both sides of the Ryukyu Islands, Japan. Marine Micropaleontology 58, 45-55 (2005).
  • 17. Kawakami, H., Yang, Y-L., Honda, M. C., Kusakabe, M.: Particulate organic carbon fluxes estimated from 234Th deficiency in winters and springs in the northwestern North Pacific. Geochemical Journal 38, 581-592 (2004).
  • 16. Otosaka, S., Honda, M. C., Noriki, S.: La/Yb and Th/Sc in settling particles: Vertical and horizontal transport of lithogenic material in the western North Pacific. Geochemical Journal 38, 515-525 (2004).
  • 15. Honda, M. C.: Biological pump in the northwestern North Pacific. Journal of Oceanography 59, 671-684 (2003).
  • 14. Okazaki, Y., Takahashi,K., Nakatsuka, T., Honda, M. C.: The production scheme of Cycladophora davisiana (Radiolaria) in the Okhotsk Sea and the northwestern North Pacific: implication for the paleoceanographic conditions during the glacials in the high latitude oceans. Geophysical Research Letters 30(18), doi:10.1029/2003GL018070 (2003).
  • 13. Kumamoto, Y., Murata, A., Saito, C., Honda, M. C., Kusakabe, M.: Bomb radiocarbon invasion into the northwestern North Pacific. Deep-Sea Research II 49, 5339-5352 (2002).
  • 12. Kuroyanagi, A., Kawahata, H., Nishi, H., Honda, M. C.: Seasonal change in planktonic foraminifera in the northwestern North Pacific Ocean: sediment trap experiments fromsubarctic and subtropical gyres. Deep-Sea Research II, 49, 5627-5645 (2002).
  • 11. Honda, M. C., Imai, K., Nojiri, Y., Hoshi, F., Sugawara, T., Kusakabe, M.: The biological pump in the northwestern North Pacific based on fluxes and major components of particulate matter obtained by sediment trap experiments (1997-2000). Deep-Sea Research II 49, 5595-5625 (2002).
  • 10. Sasaoka, K., Saitoh, S., Asanuma, I., Imai, K., Honda, M. C., Nojiri, Y., Saino, T.: Temporal and spatial variability of chlorophyll-a in the western subarctic Pacific determined from satellite and ship observations from 1997 to 1999, Deep-Sea Research II, 49, 5557-5576 (2002).
  • 9. Andreev, A., Kusakabe, M., Honda, M. C., Murata, A., Saito, C.: Vertical fluxes of nutrients and carbon through the halocline in the western subarctic Gyre calculated by mass balance. Deep-Sea Research II 49, 5577-5593 (2002).
  • 8. Honda, M. C. : Study of carbon cycle in the western North Pacific by sediment trap experiment and radiocarbon. Ph.D. thesis、Hokkaido University、pp. 193 (in Japanese) (2001).
  • 7. Honda, M. C., Kusakabe, M., Nakabayashi, S., Katagiri, M.: Radiocarbon of sediment trap samples from the Okinawa trough: lateral transport of 14C-poor sediment from the continental slope. Marine Chemistry 68, 231-247 (2000).
  • 6. Kusakabe, M., Honda, M. C., Nakabayashi, S.: Ocean structure of the East China Sea based on observation of MASFLEX Project. Bulletin of Coastal Oceanography 36, 5-17 (in Japanese with English abstract) (1998).
  • 5. Honda, M. C.:Paleoproductivity in the Last Glacial: Change in carbonate chemistry in the ocean. Journal of Geography 107, 166-189 (in Japanese with English abstract) (1998).
  • 4. Honda, M. C., Kusakabe, M., Nakabayashi, S., Manganini, S., Honjo, S.: Change in pCO2 through biological activity in the marginal seas of the western North Pacific -The efficiency of the biological pump estimated by a sediment trap experiment-. Journal of Oceanography 53, 645-662 (1997).
  • 3. Honda, M.: Inorganic radiocarbon in time-series sediment trap samples: Implication of seasonal variation of 14C in the upper ocean. Radiocarbon 36, 583-595 (1996).
  • 2. Tsunogai, S., Watanabe, S., Honda, M., Aramaki, T: North Pacific Intermediate Water studied chiefly with radiocarbon. Journal of Oceanography 51, 519-536. (1995).
  • 1. Honda, M. C.:Deep water circulation and ocean productivity in the Last Glacial period. Umi no kenkyu 3, 205-225 (in Japanese with English abstract)(1994).

Publications (Non reviewed)

  • (18) Clayton S., P. Gaube, T. Nagai, M. M. Omand, M. C. Honda. Fine-scale biophysical controls on nutrient supply, phytoplankton community structure, and carbon export in Western Boundary current regions. US CLIVAR VARIATION 15, 4. 17-22. doi:10.5065/D6SJ1JB2 (2017)
  • (17) Honda, M.C. : Short introduction to the K2S1 project. Journal of Oceanography 72, 341-342. DOI 10.1007/s10872-016-0375-z (2016)
  • (16) Honda, M., C., and Otosaka S.: Resuspension and lateral transport of seafloor sediment contaminated with artificial radionuclides derived from Fukushima daiichi nuclear power plant accident. Journal of the Atomic Energy Society of Japan 58, 4, 24-27 (in Japanese) (2016).
  • (15) Honda, M. C. : Study of carbon cycle in the ocean by measurement of underwater light. Light Alliance 26, 5, 17-21 (in Japanese) (2015)
  • (14) Chang, G., Honda, M. C., Nencioli, F.: Innovations in optics for coastal and open-ocean mooring spplications. Sea technology August 2008, 17-22 (2008).
  • (13) Honda, M. C.、Watanabe, S.: Time-series observation in the northwestern North Pacific。Kaiyo monthly 39, 61-67. (in Japanese) (2007).
  • (12) Honda, M. C.、Kawakami, H., Matsumoto, K.、Wakaita, M.、Watanabe, S.: Results and future plan of the study of the biological pump at station K2 by using the mooring system and research vessel. Kaiyo monthly 39, 68-79 (in Japanese) (2007).
  • (11) Honda, M. C.: Role of zooplankton in carbon cycle in the ocean. Bulletin of Plankton Society of Japan (in Japanese with English abstract) 52, 103-106 (2006).
  • (10) Honda, M. C.: Time-series observational study of carbon dioxide in the North Pacific using the mooring system. Navigation 163, 67-77 (in Japanese with English abstract) (2005).
  • (9) Idai, T., Honda, M. C., Honjo, H., Kemp, J.: Mooring systems for time-series observation for biogeochemistry in the northwestern North Pacific: design, preparation and mooring work. JAMSTEC Report Research and Development 1, 73-91 (2005).
  • (8) Onodera, J., Takahashi, K., Honda, M. C.: Diatom fluxes at station KNOT in the western subarctic Pasific, 1997-2000. Bulletin of Plankton Society of Japan 50, 1-15 (in Japanese with English abstract) (2003).
  • (7) Honda, M. C., Imai, K., Nojiri, Y.: Ability of the biological pump suspected with sediment trap experiment. Kaiyo monthly special issue 25, 108-109 (in Japanese) (2001).
  • (6) Honda, M. C.、Kumamot, Y.、Harada, N.、Kusakabe, M.、Katagiri, M,、Nakao, K.、Hayashi, K.、Kisen, N.: Semi-automated sample preparation system for 14C measurement on seawater sample. JAMSTECR 39, 1-16 (in Japanese with English abstarct) (1999).
  • (5) Honda, M. C.、Kusakabe, M.、Nakabayashi, S.、Tanaka, T.: Sediment trap experiment in the Okinawa Trough: behavior of lithogenic materials in the Okinawa Trough and its biogeochemical characteristics. JAMSTECR 36, 9-52 (in Japanese with English abstract) (1997).
  • (4) Honda, M. C.: CO2 exchange at air-sea boundary suspected with sediment trap experiemnt- the efficiency of the biological pump in the western North Pacific. Kaiyo monthly 28, 481-486 (in Japanese) (1996).
  • (3) Honda, M. C.: Paleoproductivity in the last Glacial - update of chemical tracers for estimation of paleoproductivit-. Kaiyo monthly 27, 540-544 (1995).
  • (2) Honda, M. C., Hashimoto, J.、Naka, J.、Tanaka, T.、Hotta, H.: CO2 hydrate formation and inversion of density between liq. CO2 and H2O in deep sea: experimental study using submersible "SHINKAI 6500". JAMSTECR 27, 1-17 (in Japanes with English abstract) (1992).
  • (1) Honda, M. C.: Study of carbon dioxide (CO2) problems through marine science. JAMSTECR 24, 189-222 (1990).


  • Hood, R.R., H.W. Bange, L. Beal, L.E. Beckley, P. Burkill, G.L.Cowie, N. D'Adamo, G. Ganssen, H. Hendon, J. Hermes, M. C. Honda, M. McPhaden, M. Roberts, S. Singh, E. Urban and W. Yu. Science plan on the Second International Indian Ocean Expedition (IIOE-2): A Basin-Wide Research Program. Scientific Committee on Ocean Research, Newark, Delaware, USA pp.101 (2015)
  • Honda, M.C.: 7 Ocean 7.1 Behavior of particles. In "Encyclopedia of global environment", eds. Noda, A. and Yoshizaki, M., Asakura shoten, Tokyo, p.378 (In Japanese) (2013) (writing share)
  • Honda, M. C.: 4 Chemical Oceanography: CO2 and ocean - present, past, future. in "A primer in marine science, ed. Kantaro Fujioka, Seizando, Tokyo, 204pp. (in Japanese) (2010)(writing share).
  • Honda, M. C.: 2.2.4 Sinking particles. Chemical Society of Japan Eds. 「the 5th series of Experimental Chemistry 20-2 Environmental Chemistry」、Maruzen, Tokyo, 519pp. (in Japanese) (2007)(writing share).


Competitive budget

  • KAKENHI A "Martin curve in the western North pacific - Quantification of vertical change in settling particle by optical observation" (2018-2022)
  • MEXT Kakenhi Grant in aid for scientific research on innovative areas 「Interdisciplinary study on environmental transfer of radionuclides from the Fukushima daiichi NPP accident」(2012-2016) (Co-investigator)
  • J-RAPID "Study of transport of artificial radio-nuclide by settling particle in the ocean" (2011-2012)
  • Kakenhi A "Role of aerosol in marine biological pump" (2011-2013)