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Phd Students 2017

 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) and 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




Gerda Du Plessis

Thesis title:









 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) and 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 (South African Environmental Observation Network (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) and Prof. Alexander van Eijk (The Netherlands Organisation for Applied Scientific Research)



 Majambo Gamoyo










Thesis title: Modelling dispersal and connectivity of broadcast spawning corals in the Western Indian Ocean

Supervisor: Prof. Chris Reason (UCT)



 Robyn Granger








Thesis title: The calibration and application of chemical proxies in the Southern Ocean and Benguela Current regions, with regards to understanding the drivers of late Quaternary glacial-interglacial climate change

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



 Luke Gregor










Thesis title: Improved estimates and understanding of interannual trends of CO2 fluxes in the Southern Ocean




 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)



 Katherine Hutchinson








Thesis title: Agulhas Current seasonality determined by near-and far-field winds

Supervisors: A/Prof Isabelle Ansorge (UCT), Prof Lisa Beal (University of Miami, RSMAS), Dr Juliet Hermes (SEAON Egagasini Node), Dr Pierrick Penven (L'Institut universitaire européen de la mer (IUEM)




 Rodrigue Imbol Koungue








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

SupervisorsA/Prof. Mathieu Rouault(Nansen-Tutu Centre for Marine-Environmental Research, UCT), Dr. Serena Illig (LEGOS), Université de Toulouse France / ICEMASA, Dept. of Oceanography, UCT), Dr. Julie Deshayes (LOCEAN/IPSL, Sorbonne University (UPMC Univ, Paris)-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) and Dr. Thando Ndarana (Univ. Pretoria)



 Elisabeth Lain








Thesis title: (provisional): Validation, sensitivity and application of the Equivalent Algal Populations (EAP) bio-optical model

Supervsiors: Prof. Chris Reason (UCT) and Dr. Stewart Bernard (CSIR)



Renae Logston








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

Supervisors: A/Prof. Isabelle Ansorge (UCT)



 Georges Noel Longandjo

Thesis title:









 Neil Malan











Thesis title: Dynamics of the inshore edge of the Agulhas Current

Supervisors: Prof. Chris Reason (UCT), Dr. Bjorn Backeberg (CSIR), Dr. Juliet Hermes (SAEON) and Dr. Annette Samuelsen (NERSC)



 Thulwaneng Mashifane

Thesis title:








 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)



  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)



 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) and 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: Microbial community dynamics and microbe- nutrient interactions in SubAntarctic marine systems 

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




 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) and 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)