Dr. Julia Getzlaff

Scientist at Research Unit <link en research fb2 fb2-bm research-topics _blank external-link-new-window externen link in neuem>Biogeochemical Modelling

Office:
Room: 20-031
Phone: +49 431 600-4039
Fax: +49 431 600-4469
E-Mail: jgetzlaff(at)geomar.de

Address:
GEOMAR Helmholtz Centre for Ocean Research Kiel
Düsternbrooker Weg 20
D-24105 Kiel
Germany

Research Interests

Mixing processes in numiercal models
Understanding the large-scale circulation
Earth System Modelling

Education and Employment

since 2008 Research Scientist at IFM-GEOMAR, now GEOMAR | Helmholtz Centre for Ocean Research Kiel, Germany
2005 – 2007 Scholarship at the National Oceanography Centre, Southampton, UK
2004 – 2008 PhD student in Physical Oceanography at the National Oceanography Center in Southampton, UK and at IFM-GEOMAR, Kiel, with thesis: "Diagnostics of diapycnal diffusion in z-level ocean models"
2003 – 2005 Research Scientist (SFB 460) at IFM-GEOMAR, Kiel, Germany
2003 Diploma in Physical Oceanography at IfM and Christian-Albrechts-University of Kiel, Germany, with thesis: "Mechanismen der interannualen Variabilität im westlichen Randstromsystems des subtropischen Nordatlantiks"

Publications

Jump to: Articles in a Scientific Journal - peer-reviewed | Presentations | Conference posters | Theses - not published by a publisher | Software

Number of items: 30.

Articles in a Scientific Journal - peer-reviewed

[thumbnail of Global Biogeochemical Cycles - 2024 - Getzlaff - Impacts of Vertical Migrants on Biogeochemistry in an Earth System Model.pdf]

Getzlaff, J. and Kriest, I.

(2024) Impacts of vertical migrants on biogeochemistry in an Earth system model.

Global Biogeochemical Cycles, 38 (7). e2023GB007842. DOI 10.1029/2023GB007842.

[thumbnail of J Adv Model Earth Syst - 2023 - Sauerland.pdf]

Sauerland, V., von Hallern, C., Kriest, I.

and Getzlaff, J. (2023) A CMA‐ES Algorithm Allowing for Random Parameters in Model Calibration.

Journal of Advances in Modeling Earth Systems, 15 (8). Art.Nr. e2022MS003390. DOI 10.1029/2022MS003390.

[thumbnail of bg-20-2645-2023-supplement.pdf]

Kriest, I.

, Getzlaff, J., Landolfi, A.

, Sauerland, V., Schartau, M.

and Oschlies, A.

(2023) Exploring the role of different data types and timescales for the quality of marine biogeochemical model calibration.

Biogeosciences (BG), 20 (13). pp. 2645-2669. DOI 10.5194/bg-20-2645-2023.

Hill-Cruz, M.

, Kriest, I.

and Getzlaff, J. (2023) Diving deeper: Mesopelagic fish biomass estimates comparison using two different models.

Frontiers in Marine Science, 10 . Art.Nr. 1121569. DOI 10.3389/fmars.2023.1121569.

[thumbnail of Hill_Cruz_Frenger_2022.pdf]

Hill-Cruz, M.

, Frenger, I.

, Getzlaff, J., Kriest, I.

, Xue, T.

and Shin, Y. J. (2022) Understanding the drivers of fish variability in an end-to-end model of the Northern Humboldt Current System.

Ecological Modelling, 472 . Art.Nr. 110097. DOI 10.1016/j.ecolmodel.2022.110097.

[thumbnail of os-17-1489-2021-supplement.pdf]

Duteil, O.

, Frenger, I.

and Getzlaff, J. (2021) The riddle of eastern tropical Pacific Ocean oxygen levels: the role of the supply by intermediate-depth waters.

Ocean Science, 17 . pp. 1489-1507. DOI 10.5194/os-2020-17.

[thumbnail of os-17-1303-2021-supplement.pdf]

Schmidt, H., Getzlaff, J., Löptien, U.

and Oschlies, A.

(2021) Causes of uncertainties in the representation of the Arabian Sea oxygen minimum zone in CMIP5 models.

Ocean Science, 17 . pp. 1303-1320. DOI 10.5194/os-17-1303-2021.

[thumbnail of essd-12-1775-2020-supplement.pdf]

Mathesius, S.

, Getzlaff, J., Dietze, H.

, Oschlies, A.

and Schartau, M.

(2020) Reanalysis of vertical mixing in mesocosm experiments: PeECE III and KOSMOS 2013.

Earth System Science Data, 12 . pp. 1775-1787. DOI 10.5194/essd-12-1775-2020.

Dietze, H.

, Löptien, U.

and Getzlaff, J. (2020) MOMSO 1.0 – an eddying Southern Ocean model configuration with fairly equilibrated natural carbon.

Geoscientific Model Development, 13 . pp. 71-97. DOI 10.5194/gmd-13-71-2020.

[thumbnail of esd-10-711-2019-supplement.pdf]

Reith, F., Koeve, W.

, Keller, D. P.

, Getzlaff, J. and Oschlies, A.

(2019) Meeting climate targets by direct CO2 injections: what price would the ocean have to pay?.

Earth System Dynamics, 10 . pp. 711-727. DOI 10.5194/esd-10-711-2019.

[thumbnail of Getzlaff_et_al-2017-Global_Biogeochemical_Cycles.pdf]

Getzlaff, J. and Oschlies, A.

(2017) Pilot Study on Potential Impacts of Fisheries-Induced Changes in Zooplankton Mortality on Marine Biogeochemistry.

Global Biogeochemical Cycles, 31 (11). pp. 1656-1673. DOI 10.1002/2017GB005721.

[thumbnail of Oschlies_etalPhilTransA17.pdf]

[thumbnail of Oschlies_etalRoySoc_revised.pdf]

Oschlies, A.

, Duteil, O.

, Getzlaff, J., Koeve, W.

, Landolfi, A.

and Schmidtko, S.

(2017) Patterns of deoxygenation: sensitivity to natural and anthropogenic drivers.

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 375 (2102). p. 20160325. DOI 10.1098/rsta.2016.0325.

Dietze, H.

, Getzlaff, J. and Löptien, U.

(2017) Simulating natural carbon sequestration in the Southern Ocean: on uncertainties associated with eddy parameterizations and iron deposition.

Biogeosciences (BG), 14 . pp. 1561-1576. DOI 10.5194/bg-14-1561-2017.

[thumbnail of Getzlaff_et_al-2015-Geophysical_Research_Letters.pdf]

Getzlaff, J., Dietze, H.

and Oschlies, A.

(2016) Simulated effects of southern hemispheric wind changes on the Pacific oxygen minimum zone.

Geophysical Research Letters, 43 (2). pp. 728-734. DOI 10.1002/2015GL066841.

Getzlaff, J. and Dietze, H.

(2013) Effects of increased isopycnal diffusivity mimicking the unresolved equatorial intermediate current system in an earth system climate model.

Geophysical Research Letters, 40 (10). pp. 2166-2170. DOI 10.1002/grl.50419.

Getzlaff, J., Nurser, G. and Oschlies, A.

(2012) Diagnostics of diapycnal diffusion in z-level ocean models. Part II: 3-Dimensional OGCM. Ocean Modelling, 45-46 . pp. 27-36. DOI 10.1016/j.ocemod.2011.11.006.

Getzlaff, J., Nurser, G. and Oschlies, A.

(2010) Diagnostics of diapycnal diffusivity in z-level ocean models part I: 1-Dimensional case studies. Ocean Modelling, 35 (3). pp. 173-186. DOI 10.1016/j.ocemod.2010.07.004.

Biastoch, A.

, Böning, C. W.

, Getzlaff, J., Molines, J. M. and Madec, G. (2008) Causes of Interannual–Decadal Variability in the Meridional Overturning Circulation of the Midlatitude North Atlantic Ocean.

Journal of Climate, 21 . pp. 6599-6615. DOI 10.1175/2008JCLI2404.1.

Getzlaff, J., Böning, C. W.

, Eden, C. and Biastoch, A.

(2005) Signal propagation related to the North Atlantic Overturning.

Geophysical Research Letters, 32 . L09602. DOI 10.1029/2004GL021002.

Presentations

Hill Cruz, M.

, Kriest, I.

and Getzlaff, J. (2022) How to model mesopelagic fish? Inter-comparison of two modelling approaches. [Talk] In: Ocean Sciences Meeting 2022. , 24.02.-04.03-2022, Online .

Dietze, H.

, Löptien, U.

, Getzlaff, J. and Getzlaff, K.

(2017) Eddies and biogeochemistry: from the Southern Ocean to the Baltic Sea. [Invited talk] In: Swedish Meteorological and Hydrological Institute (SMHI). , 12.01.2017, Norrköping, Sweden .

Löptien, U.

, Dietze, H.

, Getzlaff, J. and Prowe, A. E. F.

(2016) Towards optimizing coupled 3-dimensional ocean circulation biogeochemical models: promises and pitfalls. [Invited talk] In: Swedish Meteorological and Hydrological Institute (SMHI). , 17.02.2016, Norrköping, Sweden .

Oschlies, A.

, Koeve, W.

, Landolfi, A.

, Getzlaff, J., Somes, C. J.

and Kriest, I.

(2016) Patterns of deoxygenation – natural and anthropogenic drivers. [Talk] In: Ocean Sciences Meeting 2016. , 21.-26.02.2016, New Orleans, USA .

Dietze, H.

, Getzlaff, J. and Löptien, U.

(2013) Revisiting "Nutrient Trapping" in global coupled biogeochemical Ocean Circulation Models: Cause and remedy. [Talk] In: EGU General Assembly 2013. , 07.-12.04.2013, Vienna, Austria .

Biastoch, A.

, Böning, C. W.

, Czeschel, L., Getzlaff, J., Madec, G., Molines, J. M. and Müsch, K. (2006) Interannual to decadal variability in the North Atlantic Ocean: meridional overturning circulation and its manifestation at the western boundary. [Invited talk] In: Ocean Sciences Meeting. , 23.02.2006, Honolulu, USA .

Getzlaff, J., Oschlies, A.

and Eden, C. (2006) Diapycnal mixing in the gulf stream - diagnostics in a z-level model. [Talk] In: 13th Ocean Sciences Meeting. , 20.-24.02, Honolulu, USA .

Conference posters

Getzlaff, J., Oschlies, A.

and Nurser, G. (2010) Diagnostics of diapycnal diffusion in z-level ocean general circulation models. [Poster] In: Ocean Sciences Meeting 2010 "Oxygen Minimum Zones and Climate Change: Observations and Prediction IV". , 22.02.-26.02.2010, Portland, Oregon, USA .

Getzlaff, J., Oschlies, A.

, Nurser, G. and Smeed, D. (2007) Diagnostics of diapycnal mixing in z-level models. [Poster] In: EGU General Assembly. , 19.04, Vienna, Austria .