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Personal profile

Description of research and teaching

Nitrogen cycling in dark coastal sand sediments of the Baltic Sea.

Baltic Sea coastal filter functioning under ungoing eutrophication and deoxygenation.

Curriculum vitae

since 2014.  PhD studies in Aquatic Sciences (University of Helsinki).

2012-2014.  Research Associate in Biological Oceanography (GEOMAR Helmholtz Centre for Ocean Research, Kiel).

2009-2012.  MSc in Biological Oceanography (GEOMAR Helmholtz Centre for Ocean Research, University of Kiel).

2006-2009.  BSc in Environmental Sciences (Institute for Chemistry and Biology of the Marine Environment, University of Oldenburg).

Keywords

  • 1172 Environmental sciences
  • marine biogeochemistry, marine permeable (sandy) sediments, marine nitrogen cycling, Baltic Sea coastal filter

International and National Collaboration Publications and projects within past five years.

Publications 2015 2019

  • 5 Article
  • 1 Commissioned report
  • 1 Review Article

Application of the isotope pairing technique in sediments: Use, challenges, and new directions

Robertson, E. K., Bartoli, M., Bruechert, V., Dalsgaard, T., Hall, P. O. J., Hellemann, D., Hietanen, S., Zilius, M. & Conley, D. J., Feb 2019, In : Limnology and Oceanography: Methods. 17, 2, p. 112-136 25 p.

Research output: Contribution to journalReview ArticleScientificpeer-review

Open Access
File

Enhanced transfer of organic matter to higher trophic levels caused by ocean acidification and its implications for export production: A mass balance approach

Boxhammer, T., Taucher, J., Bach, L. T., Achterberg, E. P., Alguero-Muniz, M., Bellworthy, J., Czerny, J., Esposito, M., Haunost, M., Hellemann, D., Ludwig, A., Yong, J. C., Zark, M., Riebesell, U. & Anderson, L. G., 25 May 2018, In : PLoS One. 13, 5, 25 p., 0197502.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Denitrification in an oligotrophic estuary: a delayed sink for riverine nitrate

Hellemann, D., Tallberg, P. A. S., Bartl, I., Voss, M. & Hietanen, S. S., 16 Nov 2017, In : Marine Ecology. Progress Series. 583, p. 63-80 18 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Linking process rates with modelling data and ecosystem characteristics

Eilola, K., Lindqvist, S., Almroth-Rosell, E., Edman, M., Wåhlström, I., Bartoli, M., Burska, D., Carstensen, J., Hellemann, D., Hietanen, S. S., Hulth, S., Janas, U., Kendzierska, H., Pryputniewicz-Flis, D., Voss, M. & Zilius, M., Dec 2017, Swedish Meteorological and Hydrological Institute. 56 p. (Report Oceanography; no. 61)

Research output: Book/ReportCommissioned reportProfessional

Open Access
File

Effects of CO2 perturbation on phosphorus pool sizes and uptake in a mesocosm experiment during a low productive summer season in the northern Baltic Sea

Nausch, M., Bach, L. T., Czerny, J., Goldstein, J., Grossart, H-P., Hellemann, D., Hornick, T., Achterberg, E. P., Schulz, K-G. & Riebesell, U., 2016, In : Biogeosciences. 13, 10, p. 3035-3050 16 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Projects 2013 2018

Activities 2014 2017

  • 11 Types for other activities - Other
  • 8 Organisation and participation in conferences, workshops, courses, seminars
  • 3 Public Talks
  • 1 Supervision of other thesis (Master's, Licentiate)

2nd DENVI annual meeting

Dana Hellemann (Speaker: Presenter)
6 Feb 20177 Feb 2017

Activity: Participating in or organising an event typesPublic Talks

14th International Biogeochemistry Symposium

Dana Hellemann (Speaker: Presenter)
4 Jun 20178 Jun 2017

Activity: Participating in or organising an event typesPublic Talks

Scientific blog:"Sources & Sinks: A Tale of Coastal Biogeochemistry - BONUS COCOA"

Dana Hellemann (Teacher)
Jan 2017 → …

Activity: Other activity typesTypes for other activities - Other

Sampling season at Tvärminne Zoological Station

Dana Hellemann (Teacher)
Apr 2016Nov 2016

Activity: Other activity typesTypes for other activities - Other

Research Seminar in Environmental Sciences

Dana Hellemann (Chair)
Feb 2016Jul 2017

Activity: Participating in or organising an event typesOrganisation and participation in conferences, workshops, courses, seminars