[Jonaotaro ONODERA]

Jonaotaro ONODERA

Update: 11 Sep. 2009

Post Doc. Researcher

<Address>
Center for Advanced Marine Core Research, Kochi University,
B200 Monobe, Nankoku 783-8502, JAPAN

Field of Reserach: biological oceanography, paleoceanography, and micropaleontology, based on the analysis of siliceous microplankton/microfossil assemblages

　

Photomicrographs of siliceous planktons. From the left, SilicoflagellateDistephanus speculum　(= Dictyocha speculum), DiatomActinoptychus sp., and EbridianEbria tripartita

Papers
19.	Onodera, J., Takahashi, K., Onishi, H., and M. Yanada (2009) Diatom floral fluxes a Stations AB and SA in the Bering Sea and the northern Subarctic Pacific, 1990-1998. Oceanography in Japan 18, 307-322. (in Japanese with English abstract)
18.	Ogawa, J., Takahashi, K., Yamanaka, T., and J. Onodera (2009) Significance of euxinic condition in the middle Eocene paleo-Arctic basin: A geochemical study on the IODP Arctic Coring Expedition 302 sediments. Earth and Planetary Science Letters 285, 190-197.
17.	Takahashi, K., Onodera, J., and Y. Katsurada (2009) Relationship between time-series diatom fluxes in the central and western equatorial Pacific and ENSO-associated migrations of the Western Pacific Warm Pool. Deep-Sea Research I 56, 1298–1318.
16.	Onodera, J., Takahashi, K., Kobayashi, F., Ono, I., and Y. Katsurada (2009) Diatom sinking fluxes in the western and central Equatorial Pacific during 1999-2002: Summary and data. Memoirs of the Faculty of Sciences, Kyushu University, Series D, Earth and Planetary Sciences 32, 15-44.
15.	Onodera, J., and K. Takahashi (2009) Long-term diatom fluxes in response to oceanographic conditions at Stations AB and SA in the central subarctic and the Bering Sea, 1990-1998. Deep-Sea Research I 56, 189-211.
14.	Takahashi, K., Onodera, J., and K. Katsuki (2009) Significant populations of seven-sided Distephanus (Silicoflagellata) in the sea-ice covered environment of the central Arctic Ocean, summer 2004. Micropaleontology 55(2-3), 313-325.
13.	Katsuki, K., Takahashi, K., Onodera, J., Jordan, R.W., and I. Suto (2009) Living diatoms in the vicinity of the North Pole, summer 2004. Micropaleontology 55(2-3), 137-170.
12.	Onodera, J., and K. Takahashi (2009) Middole Eocene ebridians from the central Arctic Basin. Micropaleontology 55(2-3), 187-208.
11.	Onodera, J., and K. Takahashi (2009) Taxonomy and biostratigraphy of middle Eocene silicoflagellates in the central Arctic Basin. Micropaleontology 55(2-3), 209-248.
10.	Onodera, J., Takahashi, K., and R.W. Jordan (2008) Eocene silicoflagellate and ebridian paleoceanography in the central Arctic Ocean. Paleoceanography 23, PA1S15.
09.	Swann, G.E.A., Leng, M.J., Sloane, H.J., Maslin, M.A., and J. Onodera (2007) Diatom oxygen isotopes: Evidence of a species effect in the sediment record. Geochemistry Geophysics Geosystems 8, Q06012.
08.	Onodera, J., and K. Takahashi (2007) Diatoms and siliceous flagellates (silicoflagellates, ebridians, and endoskeletal dinoflagellate Actiniscus) from the Subarctic Pacific. Memoirs of the Faculty of Sciences, Kyushu University. Series D, Earth and Planetary Sciences 31, 105-136.
07.	Brinkhuis, H., Schouten, S., Collinson, M.E., Sluijs, A., Sinninghe Damsté, J.S., Dickens, Huber, M., Cronin, T.M., Onodera, J., Takahashi, K., Bujak, J.P., Stein, R., van der Burgh, J., Eldrett, J.S., Harding, I.C., Lotter, A.F., Sangiorgi, F., van Konijnenburg-van Cittert, H., de Leeuw, J.W., Matthiessen, J., Backman, J., Moran, K., and the Expedition 302 Scientists (2006) Episodic fresh surface waters in the Eocene Arctic Ocean. Nature 441, 606-609.
06.	Moran, K., Backman, J., Brinkhuis, H., Clemens, S.C., Cronin, T., Dickens, G.R., Eynaud, F., Gattacceca, J., Jakobsson, M., Jordan, Michael Kaminski, M., King, J., Koc, N., Krylov, A., Martinez, N., Matthiessen, J., McInroy, D., Moore, T.C., Onodera, J., O’Regan, M., Pälike, H., Rea, B., Rio, D., Sakamoto, T., Smith, D.C., Stein, R., St John, K., Suto, I., Suzuki, N., Takahashi, K., Watanabe, M., Yamamoto, M., Farrell, J., Frank, M., Kubik, P., Jokat, W., and Y. Kristoffersen (2006) The Cenozoic palaeoenvironment of the Arctic Ocean. Nature 441, 601-605.
05.	Okazaki, Y., Onodera, J., Takahashi, K., and M.C. Honda (2005) Temporal and spatial flux changes of radiolarians in the northwestern Pacific Ocean during 1997-2000. Deep-Sea Research II, 52, 2240-2274.
04.	Onodera, J., Katsuki, K., Takahashi, K., and R.W. Jordan (in press) LM Atlas of Diatoms from the northwestern North Pacific. In:　Jordan, R., and Takahashi, K. (Eds.), Atlas of North Pacific Diatoms.　*Micropaleontology Monographs*, in press.
03.	Onodera, J., and K. Takahashi (2005) Silicoflagellate fluxes and environmental variations in the northwestern North Pacific during 1997-2000. Deep-Sea Research I 52, 371-388.
02.	Onodera, J., Takahashi, K., and M.C. Honda (2005) Pelagic and coastal diatom fluxes and the environmental changes in the northwestern North Pacific during 1997-2000. Deep-Sea Research II 52, 2218-2239.
01.	Onodera, J., Takahashi, K., and M.C. Honda (2003) Diatom fluxes at Station KNOT in the western subarctic Pacific, 1997-2000. Bulletin of the Plankton Society of Japan 50, 1-15. (In Japanese with English abstract)

Papers

19.

Onodera, J., Takahashi, K., Onishi, H., and M. Yanada (2009) Diatom floral fluxes a Stations AB and SA in the Bering Sea and the northern Subarctic Pacific, 1990-1998. Oceanography in Japan 18, 307-322. (in Japanese with English abstract)

18.

Ogawa, J., Takahashi, K., Yamanaka, T., and J. Onodera (2009) Significance of euxinic condition in the middle Eocene paleo-Arctic basin: A geochemical study on the IODP Arctic Coring Expedition 302 sediments. Earth and Planetary Science Letters 285, 190-197.

17.

Takahashi, K., Onodera, J., and Y. Katsurada (2009) Relationship between time-series diatom fluxes in the central and western equatorial Pacific and ENSO-associated migrations of the Western Pacific Warm Pool. Deep-Sea Research I 56, 1298–1318.

16.

Onodera, J., Takahashi, K., Kobayashi, F., Ono, I., and Y. Katsurada (2009) Diatom sinking fluxes in the western and central Equatorial Pacific during 1999-2002: Summary and data. Memoirs of the Faculty of Sciences, Kyushu University, Series D, Earth and Planetary Sciences 32, 15-44.

15.

Onodera, J., and K. Takahashi (2009) Long-term diatom fluxes in response to oceanographic conditions at Stations AB and SA in the central subarctic and the Bering Sea, 1990-1998. Deep-Sea Research I 56, 189-211.

14.

Takahashi, K., Onodera, J., and K. Katsuki (2009) Significant populations of seven-sided Distephanus (Silicoflagellata) in the sea-ice covered environment of the central Arctic Ocean, summer 2004. Micropaleontology 55(2-3), 313-325.

13.

Katsuki, K., Takahashi, K., Onodera, J., Jordan, R.W., and I. Suto (2009) Living diatoms in the vicinity of the North Pole, summer 2004. Micropaleontology 55(2-3), 137-170.

12.

Onodera, J., and K. Takahashi (2009) Middole Eocene ebridians from the central Arctic Basin. Micropaleontology 55(2-3), 187-208.

11.

Onodera, J., and K. Takahashi (2009) Taxonomy and biostratigraphy of middle Eocene silicoflagellates in the central Arctic Basin. Micropaleontology 55(2-3), 209-248.

10.

Onodera, J., Takahashi, K., and R.W. Jordan (2008) Eocene silicoflagellate and ebridian paleoceanography in the central Arctic Ocean. Paleoceanography 23, PA1S15.

09.

Swann, G.E.A., Leng, M.J., Sloane, H.J., Maslin, M.A., and J. Onodera (2007) Diatom oxygen isotopes: Evidence of a species effect in the sediment record. Geochemistry Geophysics Geosystems 8, Q06012.

08.

Onodera, J., and K. Takahashi (2007) Diatoms and siliceous flagellates (silicoflagellates, ebridians, and endoskeletal dinoflagellate Actiniscus) from the Subarctic Pacific. Memoirs of the Faculty of Sciences, Kyushu University. Series D, Earth and Planetary Sciences 31, 105-136.

07.

Brinkhuis, H., Schouten, S., Collinson, M.E., Sluijs, A., Sinninghe Damsté, J.S., Dickens, Huber, M., Cronin, T.M., Onodera, J., Takahashi, K., Bujak, J.P., Stein, R., van der Burgh, J., Eldrett, J.S., Harding, I.C., Lotter, A.F., Sangiorgi, F., van Konijnenburg-van Cittert, H., de Leeuw, J.W., Matthiessen, J., Backman, J., Moran, K., and the Expedition 302 Scientists (2006) Episodic fresh surface waters in the Eocene Arctic Ocean. Nature 441, 606-609.

06.

Moran, K., Backman, J., Brinkhuis, H., Clemens, S.C., Cronin, T., Dickens, G.R., Eynaud, F., Gattacceca, J., Jakobsson, M., Jordan, Michael Kaminski, M., King, J., Koc, N., Krylov, A., Martinez, N., Matthiessen, J., McInroy, D., Moore, T.C., Onodera, J., O’Regan, M., Pälike, H., Rea, B., Rio, D., Sakamoto, T., Smith, D.C., Stein, R., St John, K., Suto, I., Suzuki, N., Takahashi, K., Watanabe, M., Yamamoto, M., Farrell, J., Frank, M., Kubik, P., Jokat, W., and Y. Kristoffersen (2006) The Cenozoic palaeoenvironment of the Arctic Ocean. Nature 441, 601-605.

05.

Okazaki, Y., Onodera, J., Takahashi, K., and M.C. Honda (2005) Temporal and spatial flux changes of radiolarians in the northwestern Pacific Ocean during 1997-2000. Deep-Sea Research II, 52, 2240-2274.

04.

Onodera, J., Katsuki, K., Takahashi, K., and R.W. Jordan (in press) LM Atlas of Diatoms from the northwestern North Pacific. In:　Jordan, R., and Takahashi, K. (Eds.), Atlas of North Pacific Diatoms.　Micropaleontology Monographs, in press.

03.

Onodera, J., and K. Takahashi (2005) Silicoflagellate fluxes and environmental variations in the northwestern North Pacific during 1997-2000. Deep-Sea Research I 52, 371-388.

02.

Onodera, J., Takahashi, K., and M.C. Honda (2005) Pelagic and coastal diatom fluxes and the environmental changes in the northwestern North Pacific during 1997-2000. Deep-Sea Research II 52, 2218-2239.

01.

Onodera, J., Takahashi, K., and M.C. Honda (2003) Diatom fluxes at Station KNOT in the western subarctic Pacific, 1997-2000. Bulletin of the Plankton Society of Japan 50, 1-15. (In Japanese with English abstract)

Other Publications
02.	Onodera, J., Takahashi, K., and M. Yanada 2007. Time-series diatom floral fluxes at sediment trap Stations AB and SA. Kaiyo Monthly 39, 97-103. (in Japanese)
01.	Tanabe, T., Togashi, H., Onodera, J., Sakai, J., and T. Miyashita. 2002. Age and facies of the Sakasagawa formation overlying the Togakushi Highlands of nothern Nagano Prefecture in central Japan. Bulletin of Nagano Nature Conservation Research Institute 5, 15-22. (in Japanese with English abstract)

Other Publications

02.

Onodera, J., Takahashi, K., and M. Yanada 2007. Time-series diatom floral fluxes at sediment trap Stations AB and SA. Kaiyo Monthly 39, 97-103. (in Japanese)

01.

Tanabe, T., Togashi, H., Onodera, J., Sakai, J., and T. Miyashita. 2002. Age and facies of the Sakasagawa formation overlying the Togakushi Highlands of nothern Nagano Prefecture in central Japan. Bulletin of Nagano Nature Conservation Research Institute 5, 15-22. (in Japanese with English abstract)

D. Sc.
	Onodera, J. 2006. Ecological Study of Siliceous Phytoplankton in the northwestern Pacific and Paleoceanographic Reconstruction in the Eocene Arctic Ocean. Unpublished Doctoral thesis, Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University. 173pp. +8 appendices.

D. Sc.

Onodera, J. 2006. Ecological Study of Siliceous Phytoplankton in the northwestern Pacific and Paleoceanographic Reconstruction in the Eocene Arctic Ocean. Unpublished Doctoral thesis, Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University. 173pp. +8 appendices.