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Portobello Marine Lab and NZ Marine Studies Centre

 

Kate StegerStudent Research :

Carbonate Geochemistry and Sedimentology Group
Ocean Physics Group


Current Project Examples

Michael (Hamish) Bowman, MSc The physical oceanography of the Doubtful Sound sill: Fiord - Open ocean mixing dynamics.Keywords: Fiords, currents ADCP, CTD, Supervisors: Ross Vennell, Mark Gibbs (Cawthron)
Oliver Gussmann, PhD Biosedimentology, taphonomy and carbonate budget for Halimeda (Chlorophyta) on reefs in Fiji. carbonate sediments. Keywords: coral reef, Halimeda, taphonomy,Fiji . Supervisor: Abby Smith
Jean McKinnon, PhD Population Ecology of the Southern Arrow Squid (Nototodarus sloanii). Keywords: Nototodarus sloanii, Morphometrics, Age & Growth,Diet, Reproduction. Supervisors: Philip Mladenov, George Jackson (University of Tasmania).
Nilesh Kumar, PhD Numerical Modelling of Flow around Headlands and Islands. Keywords: Tides, currents ADCP, numerical, model Supervisor: Ross Vennell

Current and recent Student Thesis Topics

MSC STUDENTSSepioloidea pacifica (little cuttlefish) copyright P. Batson

  • Peter Batson: Bryozoan communities on the Otago mid-shelf - patterns of distributions.
  • Paul Buisson: Enhancement of gonad quality in the New Zealand sea urchin Evechinus chloroticus fed combinations of artificial and natural feeds.
  • Michael Bunckenburg: Reproductive biology of the sand dollar, Fellaster.
  • Blair Davoren: Development of nutrition requirements of juvenile blackfoot abalone (Haliotis iris).
  • Gail Dickie: (completed) Population dynamics of New Zealand fur seals and sea lions, and assessment of the impacts of incidental catch in fisheries.
  • Sarah Donald: Taphony of Otago shelf molluscs.
  • Lesley Douglas: (completed) Acoustic cencusing and behaviour of sperm whales, Physeter macrocephalus, at Kaikoura.
  • Samuel Dufresne: (completed) Abundance estimation of Hectors dolphin.
  • Samuel Eccles: Cadmium removal in dredge oysters.
  • Jason Fell: Field experiments on enhancing gonads of the sea urchin Evechinus chloroticus, in the Marlborough Sounds, New Zealand, using artificial and macroalgae species.
  • Hamish Forrester: Quality assessment for paua: Improvement in storage techniques.
  • Thomas Franklin: Use of underwater visual census for the qualitative observation of reef associated fishes in Otago.
  • James Fyfe: Population biology and dynamics of Macrocystis pyrifera kelp beds on wave exposed offshore reefs in Otago.
  • Bruce Gabites: Sediments and hydrodynamics of Bluff Harbour.
  • Wiebke Finkler: The impact of whale watching on tourists.
  • Patricia Haase: Social behaviour of bottlenose dolphins in Doubtful Sound, Fiordland.
  • Tarius Haggood: Methodology for Marine Science education in indiginious cultures.
  • Victoria (Kate) Hamilton: Stable isotope paleothermometry in New Zealand paua Haliotis iris.
  • Rachel Haydon: Diver impacts on benthic species composition, Doubtful Sound, Fiordland, New Zealand.
  • Alexandra (Jessica) Hjerpe: Interactions between paua and kina around Stewart Island.
  • James Holborow: The diet of NZ fur seals in Southern New Zealand.Physalia physalis (bluebottle jellyfish),copyright P. Batson
  • Grant Hopkins: A study of the reproductive cycle and growth rates of the horse mussel, Atrina zelandica in Doubtful Sound, Fiordland, New Zealand.
  • Takanori Kai: Reproductive and larval biology of black coral, Antipathes fiordensis.
  • Ralf Kellmann: Bacteria as the source of paralytic shellfish toxins in New Zealand surf clams.
  • Jolene Key: Growth and condition of Greenshell Mussels (Perna canaliculis) in Big Glory Bay, Stewart Island: Relationships to environmental parameters.
  • Laszlo Kiss: Feeding ecology of black coral, Antipathus fiordensis and description of a new species copepod (Poecilostomatorida: Thamnomolgidal) pararitic on the black coral.
  • Benjamin Knight: Coupled physical/biological model at Thompson Sound.
  • Louise Kregting: The bathymetric distribution of black coral in Doubtful Sound.
  • Callum Lilley: Growth heterogeneity in Haliotis iris : The effect of size grading, stocking, density and food availability on abalone growth rates.
  • Helen McConnell: Population dynamics of New Zealand sea lions at the Catlins and Stewart Island.
  • Nathan McNally: Population dynamics of the New Zealand sea lion of South Otago, the Snares and Campbell Island.
  • Craig McVie: The ecophysiology of Enteromorpha intestinalis and Bachelotia antillarum in Waikouaiti Estuary, New Zealand.
  • Sonja Miller: (completed) An investigation into the viability of a tuatua, Paphies donacina fishery off the Otago coast.
  • Simon Muncaster: Formulation of an artificial diet for greenbone.
  • Nicholas Naysmith: (completed) Role of photoperiod in conditioning of the New Zealand abalone Haliotis Iris and Haliotis australis.
  • Kathryn Neill: Reproductive phenology of the red seaweed Gigartina lanceata: Population density, growth and chemistry in Otago, New Zealand.
  • Claire Nesus: Water quality for abalone growth and survival
  • Lisa Pagano: Macrobenthic community patterns and taxonomic resolution in Waikouaiti River Estuary.
  • Helen Palmer: Monitoring changing Pacific Oyster conditon: correlations with environmental variables.
  • Marcus (Quin) Rhinelander: Inter-pulse intervals: Acoustic measurement of sperm whale length.
  • Oliver Rudd: Intertidal rocky shore community organisations in the South Island, New Zealand.
  • Armagan Sabetian: Population dynamics of groupers in the Solomon Islands.
  • Nigel Sidwell: (completed) Seasonal aspects to the diet of Toheroa, Paphies ventricosa.
  • Debbie Steel: (completed) Population genetics of Astrobrachion constrictum in Fiordland, New Zealand.
  • Russell Stock: (completed) Brooding and larval biology of the Bluff oyster, Tiostrea chilensis.
  • Stephanie Thompson: Optimal diet for seahorse fly.
  • Keryn Webb: The diving behaviour of pre-weaned New Zealand fur seal pups, Arctocephalus forsteri, Otago Peninsula, New Zealand

PhD Students

  • Serean Adams: Cryopreservation of New Zealand abalone, Haliotis iris and Haliotis australis, gametes, embryos and larvae.
  • Othman Bojo: Studies on New Zealand nanoplankton.
  • Paul Brewin: Ecology of benthic communities in the deep basins of New Zealand fiords.
  • Glen Carbines: The population ecology and reproductive biology of blue cod Parapercis colias.
  • Simon Childerhouse: Population biology of New Zealand sealion Phocarctos hookeri.
  • Vanessa Hernaman: Life history characteristics of five tropical gobiids (Teleostei: Gobiidae).
  • Manel Dias-Wanigasekera: Growth, survival and protein turnover in Jasus edwardsii in response to nutritional regimes.
  • Darrin Drumm: Impact of subsistence harvesting of reef flat organisms on marine community structure of Rarotonga, Cook Islands.
  • Blair Gray: Characterisation of the ultrastructure and optical properties of Haliotis iris shell and pearls and the development of a suitable classification and grading system for marketing pearls.
  • Nicole Goebel: Factors controlling primary production in Doubtful Sound.
  • Oliver Gussmann: Oceanography and sedimentology of a tropical lagoon, southeast Viti Levu, Fiji.
  • Craig Irwin: Effects of commercial harvesting on a population of Chione stutchburyi.
  • Norhardi Ismail: Ecology of seagrass, Zostera novaezelandica in Otago Harbour.
  • Weimin Jiang: Blue cod fisheries biology.
  • N. M. Jahangir Kabir: Improved paua breeding for aquaculture.
  • Georgina Knapp: Roe enhancement and the role of carotenoids in the sea urchin Evechinus chloroticus.
  • Sultan Mahmud: Factors regulating reproduction in green shelled mussel, Perna canaliculus.
  • Jean McKinnon: Aspects of the population biology of the southern Arrow Squid, Nototodarus sloanii..
  • Sheryl Miller: Ecophysiology of Ecklonia radiata in Doubtful Sound.
  • Dejereanne Ostrow: Genetic variation of the brachiopods in the New Zealand fiords.
  • Cécile Perrin: Genetic differentiation of the sea urchin Evechinus chloroticus to test a hydrographic model of New Zealand's fiords that predict their identity to act as barriers to the dispersal of marine organisms.
  • Christoph Richter: Impact of whale watching on sperm whales off Kaikoura.
  • Rodney Roberts: Factors controlling larval settlement and post-larval survival/growth of New Zealand abalone.
  • Dwi Eny Djoko Setyono: Reproductive biology and seed production techniques for the tropical abalone (Haliotis asinina) in Maluku waters, Indonesia.
  • Renate Spooner: Molecular evolution of the cosmopolitan brittle star, Amphipholis squamata.
  • Peter Stratford: Reproduction and growth of red coral Errina novaezelandiae from Fiordland, New Zealand.
  • David Tung: The aquaculture of New Zealand seahorse.


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