Home > Students > Phd Students

Phd Students 2018

 Sarah Asdar









Thesis title:Climate change impact on ecosystems of Prince Edward Islands: role of oceanic mesoscale processes

Supervisor/s: A/Prof. Isabelle Ansorge (UCT), Dr. Pierrick Penven (IRD/LOPS) & Dr. Julie Deshayes CNRS/LOCEAN) 



 Emma Bone






Thesis title: A novel approach to fluorescence quantum yield determination in the Southern Ocean

Supervisors: A/Prof. Marcello Vichi (UCT), Dr. Stewart Bernard (CSIR) & Dr. Sandy Thomalla (CSIR)



 Laura Braby











Thesis title: The evolution of meanders in the Agulhas Current

Supervisors: Prof. Chris Reason (UCT), Dr. Bjorn Backeberg (Coastal Systems Research Group, 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)



 Fehmi Dilmahamod









Thesis title: Modeling the South Indian Ocean and the South-East Madagascar Phytoplankton bloom

Supervisors: Prof. Chris Reason (UCT), Dr. Juliet Hermes (South African Environmental Observation Network, Egagasini Node) & Dr. Pierrick Penven (Laboratoire des Physique des Oceans CNRS), IFREMER, IRD, UBO




 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)



 Marcel Du Plessis








Thesis title: Observing intra-seasonal variability of the Subantarctic mixed layer

Supervisors: A/Prof. Isabelle Ansorge (UCT) & Dr. Sebastiaan Swart (University of Gothenburg)



 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)



 Faith February









Thesis title: Study of Atmospheric Aerosols in a South African Coastal Region

 Supervisors: Dr. Katye Altieri (UCT), Prof. Jacques Piazzola (University 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 



 Isabelle Giddy











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

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



 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



 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)



 Rodrigue Imbol Koungue








Thesis title: Study of the South East Atlantic ocean with a focus on Benguela Nino and Nina

SupervisorsA/Prof. Mathieu Rouault (UCT), Dr. Serena Illig (LEGOS), Université de Toulouse France / ICEMASA, Dept. of Oceanography, UCT) & Dr. Julie Deshayes (CNRS-IRD-MNHN / ICEMASA, Dept. of Oceanography, UCT)



 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)



 Jeremy Krawitz








Title: Remote Sensing of Eutrophic Systems

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

Website: The Fawcett LAB



 Renae Logston








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

Supervisors: A/Prof. Isabelle Ansorge (UCT)



 Tanya Marshall












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

Supervisor: Dr. Sarah Fawcett (UCT)

Website: The Fawcett LAB



 Daneeja Mawren












Thesis title: Variability of the upper ocean processes and tropical cyclones in the South West Indian Ocean 

Supervisor: Prof. Chris Reason (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



  Precious Mongwe








Thesis title: Sensitivity of the Seasonal air-sea CO2 Flux to Fine-scale Physical and Biogeochemical Dynamics in the Southern Ocean. 

Supervisors: A/Prof. Marcello Vichi (UCT) & Dr. Pedro Monteiro (CSIR)



 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: Change in the annual cycle over South Africa and ocean hotspots 

Supervisor/s: Prof. Chris Reason(UCT)  & Dr. Thando Ndarana (UP)



 Bernardino Nhantumbo













Thesis title: Drivers and trends of sea level variability along the east and south coast of Southern Africa

Supervisors: Frank Shillington & Dr. Björn Backeberg (Nansen-Tutu Centre, Dept of Oceanography, UCT), Prof. Chris Reason (UCT) & Dr. Jan Even Nilsen (NERSC, Norway)



 Arielle Nkwinkwa Njouodo










Thesis title: On the Role of the Agulhas Current on weather, climate and river of South Africa

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



 Moagabo Natalie Ragoasha












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

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



 Juliano Dani Ramanantsoa











Thesis title: Coastal upwelling at the south of Madagascar

Supervisors: A/Prof. Mathieu Rouault(Nansen-Tutu Centre for Marine-Environmental Research, UCT), Dr. Marjolaine Krug (CSIR / UCT), Dr. Pierrick Penven & Dr. Jonathan Gula (Uni. Brest, CNRS, IRD, Ifremer, Laboratoire d'Oceanographie Physique et Spatiale (LOPS), IUEM, Brest, France)



 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)



 Kolisa Sinyanya










Thesis title: Microbe nutrient interactions in the Indian Subantarctic marine systems

Supervisor: Dr. Sarah Fawcett (UCT) & Prof. Rosemary Dorrington (Rhodes University)


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) 



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 G. Bornman (South African Environmental Observation Network (SAEON), Nelson Mandela Metropolitan University (NMMU)

 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)