Lecturer, Dar Es Salaam University College Of Education

PhD in Botany at the University of Dar es Salaam - 2021


Plant physiology, Anatomy of higher plants, Evolutionary Botany, environmental pollution and control and environmental education


Plant taxonomy and Ecophysiology, Environmental pollution and control, Climate change, Ocean Acidification, Integrated Marine Ecosystem Protection and Conservation, Ecology, Ecosystem Functioning and Services and   Biodiversity Conservation.


  1. Accelerating Natural Products Antimalarial Drug Discovery using Artificial Intelligence and Atomistic Simulations. Researchers: Grace Kinunda (PI), Geradius Deogratias, Lucas Paul Luchemba, Michael Joseph Ryoba, Olivia Kalokora, Stephen Nyandoro. Amount: 29,225,000.00 TZS. Duration: 1 year (April 2023 to March 2024). Funding: UDSM the 5th Call for competitive research and innovation grants 2022/20223.
  2. Ethnobotanical, toxicity and antimicrobial study on medicinal plants used for COVID-19 treatment in Kagera region.
  3. Evaluating pH Dynamics and macroalgae calcifications within Chwaka Bay Seagrass meadows, Zanzibar.
  4. Fate of blue carbon in a mangrove-seagrass seascape: influences of landscape configuration and land-use change.
  5. Influence of increase seawater temperature on seagrass growth 2010-2013
  6. Seagrass- calcareous algae interactive effect on their productivity and sediment carbon storage in Chwaka bay
  7. Influence of community driven long term changes in seawater pH and its effect on macroalgae calcification in Chwaka bay Zanzibar.
  8. Assessing organic and inorganic carbon stocks in sediment of seagrass meadows in Chwaka Bay, Zanzibar.      


  1. Mogha, N.G., Kalokora, O.J., Amir, H.M. and Kacholi, D.S., 2022. Ethnomedicinal plants used for treatment of snakebites in Tanzania–a systematic review. Pharmaceutical Biology, 60(1), pp.1925-1934. https://doi.org/10.1080/13880209.2022.2123942.
  2. Kalokora, O.J., Gullström, M., Buriyo, A.S., Mtolera, M.S. and Björk, M., 2022. Seagrass meadows mixed with calcareous algae have higher plant productivity and sedimentary blue carbon storage. Ecology and evolution, 12(2), p.e8579.
  3. Kalokora OJ, Buriyo AS, Asplund ME, Gullström M, Mtolera MS, Björk M 2020 An experimental assessment of algal calcification as a potential source of atmospheric CO2. PloS One, 15(4), e0231971.
  4. John O, Tibazarwa F, Buriyo A, 2016. The Effect of Temperature on Leaf and Rhizome Growth Rates in the Seagrass Halophila Ovalis (R. Brown) Hooker f. Huria: Journal of the Open University of Tanzania, 23: 20–31.