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Phd Students 2019


 Bafana Gweba

Thesis title: Numerical modelling of wave-current interaction in the Agulhas current towards better sea-state information systems

Supervisors: Prof. Mathieu Rouault (UCT), Dr Marjolaine Krug (CSIR) & Dr Pierrick Penven (IRD, France)




Belinda Monyela

Thesis title: The role of ENSO on southern African rainfall

SupervisorsA/Prof. Mathieu Rouault (Nansen-Tutu Centre for Marine-Environmental Research, UCT)





 Dedricks Morake

Thesis title: The intensification of mesoscale convective systems in the Mozambique Channel

Supervisor/s: Prof. Chris Reason(UCT)  




 Emma Bone

Thesis title: A novel approach to investigating chlorophyll-a fluorescence quantum yield in the Southern Ocean

Supervisors: A/ Prof. Marcello Vichi (UCT), Dr. Sandy Thomalla (CSIR), Dr. Stewart Bernard (CSIR), Dr. Marié Smith (CSIR) & Dr. Thomas Ryan-Keogh (CSIR)




Faith February

Thesis title: Influence of Environmental parameters on aerosol size distributions in False Bay, South Africa

 Supervisors: Dr. Katye Altieri (UCT), Prof. Jacques Piazzola (Univ. of Toulon, France) & Prof. Alexander van Eijk (The Netherlands Organisation for Applied Scientific Research)



 Frieda  Geldenhuys

Thesis title: Intriguing Phytoplankton Dynamics: Incorporating additional carbon and ultrastructure components into the Equivalent Algal Population (EAP) and Inherent Optical Properties (IOP) models 

Supervisor/s: A/Prof Marcello Vichi (UCT), Dr Stewart Bernard (CSIR)  & Dr Elisabeth Lain 





Giles Fearon

Thesis title: Predicting climate change impacts on phytoplankton blooms in the Benguela upwelling system using a coupled physical-biogeochemical model

Supervisors: A/Prof. Marcello Vichi (UCT) & Dr Charine Collins (SAEON)




 Isabelle Giddy

Thesis title: Submesoscale processes in the Marginal Ice Zone of Antarctica

Supervisors: A/Prof Isabelle Ansorge (UCT), Dr Sebastiaan Swart (Univ. of Gothenburg) & Dr Sarah-Anne Nicolsen(CSIR)





 Jeremy Krawitz

Title: Remote Sensing of Eutrophic Systems

Supervisor/s: Dr Mark Matthews (CyanoLakes), Dr Stewart Bernard (CSIR) & Dr Sarah Fawcett (UCT)

Website: The Fawcett LAB


 Kirsten Du Plessis

Thesis title: Upwelling along the Agulhas bank in relation to commercial fisheries data, modelled data, and hake stocks in the region of interest

Supervisors: A/Prof. Marcello Vichi (UCT) & Robert Landman (I&J)



 Kolisa Sinyanya

Thesis title: Microbe nutrient interactions and microbial community dynamics in the South Atlantic Indian Ocean

Supervisor: Dr. Sarah Fawcett (UCT) 


Website: The Fawcett LAB


 Liaque Djeutchouang

Thesis title: An Investigation of the Atmospheric and Oceanic Drivers of the Decadal Variability of the Seasonal Cycle of Air-Sea CO2 Fluxes in the Southern Ocean

Supervisors: A/Prof. Marcello Vichi (MaRe, UCT) ,Dr Pedro Monteiro(CSIR) & A/Prof. Francois Engelbrecht(CSIR, Wits Univ.)  



 Laura Braby

Thesis title: The evolution of meanders in the Agulhas Current

Supervisors: Prof. Chris Reason (UCT), Dr. Bjorn Backeberg (CSIR / Nansen-Tutu Centre for Marine Environmental Research, UCT), Dr. Marjolaine Krug (Earth Observation Research Group, CSIR / Nansen-Tutu Centre for Marine Environmental Research, UCT)




 Luca Stirnimann

Thesis title: Zooplankton and phytoplankton dynamics in the open Southern Ocean and surrounding the Subantarctic islands

Supervisors: Dr. Sarah Fawcett (UCT) & Dr. Tommy Bornman (SAEON), Nelson Mandela Metropolitan University (NMMU)

                                                                                       Website: The Fawcett LAB


 Mark Hague

Thesis title: Mechanisms controlling phytoplankton phenology in the Southern Ocean: A modeling approach focussing on the role of sea ice

Supervisors: A/Prof. Marcello Vichi (UCT)



Mhlangabezi Mdutyana

Thesis title: A seasonal comparison of the kinetics and biogeochemical implications of nitrogen uptake and regeneration in the Southern Ocean

Supervisors: Dr. Sarah Fawcett (UCT) & Dr. Sandy Thomalla (CSIR)

 Website: The Fawcett LAB



 Mthetho Sovara

Thesis title: Simulations of low-frequency variability in the Indian Ocean using the Parallel Cubic Ocean Model

Supervisors: Prof. Chris Reason (UCT), Prof. Francois Engelbrecht (CSIR), Dr. Juliet Hermes (SAEON)  & Dr. Julie Deshayes (LOCEAN/IPSL, France)



 Natalie Ragoasha

Thesis title: The circulation of the inner shelf region of the Benguela Upwelling System

Supervisors: Prof. Chris Reason (UCT), Dr. Steven Herbette (UBO, France), Dr. Claude Roy (IRD, France)  & Dr. Gildas Cambon (IRD, France)





 Nomkwezane Kobo

Thesis title: Antarctic sea-ice variability and feedbacks to the mid-latitude atmosphere

Supervsiors: Prof. Chris Reason (UCT), Prof. Francois Engelbrecht (CSIR)  & Dr. Thando Ndarana (Univ. Pretoria)




Precious Mahlalela

Thesis title: Rainfall Variability and Change over the east coast of South Africa

Supervisors: Prof. Chris Reason(UCT) & Dr. Ross Blamey (UCT)





 Ramontsheng Rapolaki

Thesis title: A Lagrangian analysis of atmospheric moisture transport leading to extreme precipitation events of over south-eastern Africa

Supervisors: Prof. Chris Reason (UCT), Dr. Ross Blamey (UCT) & Dr. Juliet Hermes (SAEON Egagasini Node)



Renae Logston

Thesis title: Environmental effects on marine trophic levels in False Bay, South Africa

Supervisors: A/Prof. Isabelle Ansorge (UCT)





 Riesna Audh

Thesis title: Physical and biogeochemical processes in the Atlantic sector of the Antarctic Marginal Ice Zone: observations and modelling.

Supervisor/s: A/Prof Marcello Vichi (UCT), Dr. Sarah Fawcett (UCT) 

Website: The Fawcett LAB


  Robyn Granger

Thesis title: Ground-truthing organic and inorganic palaeoceanographic proxies in the Benguela Upwelling System in order to reconstruct oceanic changes throughout the last glacial-interglacial cycle.

Supervisors: Dr. Sarah Fawcett (UCT) & Dr. Susanne Fietz (Stellenbosch University)

 Website: The Fawcett LAB



Serge Tomety

Thesis title: Coastal climate change and variability in the Benguela Current System

Supervisor/s: Mathieu Rouault(Nansen-Tutu Centre for Marine-Environmental Research, UCT) & Serena Illig (IRD/UCT)



 Tanya Marshall

Thesis title: Investigating the Nitrogen Budget of the Subtropical South Atlantic Ocean

Supervisor: Dr. Sarah Fawcett (UCT)

Website: The Fawcett LAB




Wade de Kock

Thesis title: An analysis of large summer rainfall events in the Western and Northern Cape

Supervisors: Prof. Chris Reason(UCT)