Kenya Aquatica

KCSAP Project

Dr. Johnson Kazungu
OFFLINE
2718

Dr. Johnson Kazungu
KMFRI Mombasa Research Centre
Oceanography and Hydrography
Marine chemistry
Primary productivity in both fresh water and marine systems
...
jkazungu@kmfri.co.ke

B.Sc. (Hons) – Chemistry University of Nairobi
M.Sc. (Chemical Oceanography) - Tokyo University of Marine Science and Technology, Japan
 Ph.D (highest honors) – Marine Chemistry - University of Brussels, Belgium

  • Kazungu, J.M. and L. Goeyes (1989): Isotope discrimination during ammonium isolation diffusion process for N-15 isotope analysis. Discovery and innovation journ. Vol. 1 No.3,55-56).
  • Kazungu, J.M, (1989): Regeneration and Assimilation of nitrogen compounds in Marine and Freshwater environments using N-15 Isotope Technique. VUB, Analy. Chem. Tech.report.pp39.
  • Kazungu, J.M., F. Dehairs and L. Goeyens (1990): Nutrients distribution patterns in Tudor estuary (Mombasa, Kenya) during rainy season. Kenya journ.Sci.Tech.Ser.B.Bol.10:47-61.
  • Kazungu, J.M. (1990): Seasonal fluctuation of nitrate-nitrogen in Tudor estuary, Mombasa, Kenya journ.Scie.Tech.Series A. Vol.II
  • Kazungu, J.M. (1990): The Prime Gyre off the Somali Coast. Discovery and Inno.Vol.2pp 37-40
  • Hemminga, M.A., F.Dehairs, J. Kazungu and M. Ngoile (1991): Interlinkages between Eastern African Coastal Ecosystems. A Scientific project proposal submitted to the European commission for funding. EEC STD – 3 Project No. ERB3504 PL910572 (Accepted, 1992)
  • RAO, R.G., A.F. Woitchik, L. Goeyens, J. Kazungu and F. Dehairs (1993): Carbon, nitrogen contents an stable carbon isotope abundance in mangrove leaves from an East African coastal lagoon (Kenya). Journ. of Aquatic botany, 47:175-183.
  • Hemminga, M.A., F.J. Slim, J.M. Kazungu, G.M. Ganssen and N.M. Kruyt (1994): Carbon outwelling from a mangrove forest with adjacent seagrass beds and coral reefs (Gazi, Bay, Kenya). Mar.Ecol.Prog.ser.106:291-301.
  • Hemminga, M.A., P. Gwada, F.J. Slim, Koeyer, P. and J.M. Kazungu (1995): Leaf production and nutrient contents of the seagrass Thalassodendron ciliatum in the proximity of a mangrove forest (Gazi Bay, Kenya) journ. of Aquatic botany, 50:159-170.
  • Hemminga, M.A., J.M. Kazungu, P. Polk, L. Saldanha, D. Gove, R. Johnstone and S. Mohammed (1995): Anthropogenically induced changes in groundwater flow and quality, and the functioning of Eastern African nearshore ecosystems. A scientific project proposal submitted to the European commission for funding. (Accepted, 1996).
  • Woitchik, A.F. Woitchik, L. Goeyens, J. M. Kazungu and F. Dehairs (1997): Nitrogen enrichment during decomposition of mangrove leaf letter in an East African coastal lagoon (Kenya); relative importance of biological nitrogen fixation. Biogeochemistry (accepted).
  • Kazungu, J.M. (1996): Nitrogen – Transformation Processes in a Tropical Mangrove Ecosystem (Gazi Bay, Kenya). Ph.D dissertation, Dept. Analytical Chemistry, University of Brussels (VUB), Belgium. Pp 198
  • Kitheka, J.U …, B.O Ohowa, B.M. Mwashote, W.S. Shimbira, J.M. Mwaluma and J.M. Kazungu (1996): water circulation dynamics, water column nutrients and plankton productivity in a well – flushed tropical bay in Kenya. Netherlands Journal of Sea Research, 35 (4): 1-11.
  • Kazungu, J.M., A.F. Woitchik, L.Goeyens and F. Dehairs (1999): Is Marine Particulate Organic Material (POM) the possible source of organic Nitrogen enrichment in Mangrove sediment? Biochemistry (submitted).
  • Bosire, J.O, J.G. Kairo, J.Kazungu, N.Koedam, F.Dahdou h-Guebas; Spatial and temporal regeneration dynamics in Ceriops tagal (Perr) C.B. Rob. (Rhizophoraceae) mangrove forests in Kenya. Western Indian Ocean J. Mar. Sci. Vol.7, No.1, pp. 69-80, 2008.
  • Joseph Kamau, Kazungu, Johnson Michael and Mingzhe Zhai: Antropogenic and seasonal influences on the dynamics of selected heavy metals in Lake Naivasha, Kenya Lakes & Reservoirs: Research & Management 2008 13: 145 – 154
  • Joseph Kamau, A. Gachanja, J. Kazungu, Mingzhe Zhai: The seasonal influence on the spatial distribution of dissolved selected metals in Lake Naivasha, Kenya Physics and Chemistry of the Earth 67 – 69, (2014)

Student supervision (Ph.D thesis)

  • John Gchuki: Carbon and Nitrogen cycling processes in the papyrus dominated wetland ecosystems of Lake Victoria (Kenya): The case of the lower Sondu Miriu Swamp. Ph.D thesis at Free University of Brussels, Belgium (1998-2002).
  •  Melckzedeck Osore: A study of the zooplankton (systematic & community structure) of a tropical mangrove creek, Mtwapa, Kenya Ph.D thesis at Free University of Brussels, Belgium (1998-2002).