Chrisphine Nyamweya


• Fisheries research scientist

• Proposal development

• Supervision

• Fisheries advice
• Ecological Society of East Africa – Member

• Tropical Biology Association - Member

• Regional Hydro-acoustic working group – Chairman

• Regional Fisheries Advice Committee – Member
• PhD in Ecological modelling

• MPhil. in Fisheries and Aquatic Sciences

• BSc. in Fisheries
• Lake Victoria Hydro-acoustic surveys

• Fish Stock Assessment – Lakes and Dams

• Ecosystem modelling

• Pollution monitoring in Lake Victoria
Supervision of research students including number / level of students

• 4 Bsc. Students
A summary of recent breakthroughs or achievements

• Successfully built a hydrographic model for Lake Victoria

• Successfully built the first whole ecosystem model for Lake Victoria

Grants obtained
• Chrisphine- CNH-L: The Potential for Aquaculture in Lake Victoria and Implications for Wild Fisheries and Fish Commodity Markets [http://www.nsf.gov/awardsearch/showAward?AWD_ID=1518532]

• UNDP GEF/SGP: Use of cage culture technology to conserve and improve Lake Baringo fish production. [https://sgp.undp.org/index.php?option=com_sgpprojects&view=projectdetail&id=15445&Itemid=272]
• Nyamweya, C. S., Sturludottir, E., Tomasson, T., Fulton, E. A., Taabu- Munyaho, A., Njiru, M., and Stefánsson, G. (2016). Exploring Lake Victoria Ecosystem Functioning using Atlantis Modeling Framework. Environmental Modelling & Software, ENVSOFT-D-16-00437 (In press).

• Nyamweya, C. S., Desjardins, C., Sigurdsson, S., Tomasson, T., TaabuMunyaho, A.and Stefansson, G. (2016). Simulation of Lake Victoria circulation patterns using Regional Ocean Modeling System (ROMS). PLOS ONE.11(3):e0151272. http://dx.doi.org/10.1371/journal.pone.0151272

• Omondi, R, Kembenya, E., Nyamweya, C. S., Ouma, H., Machua, S. K. and Ogari, Z. (2014). Recent limnological changes and their implication on fisheries in Lake Baringo, Kenya. Journal of Ecology and the Natural Environment. 6(5): 154-163. http://dx.doi.org/10.5897/JENE2014.0438

• Taabu-Munyaho, A., Nyamweya, C. S ., Sitoki, L., Kayanda, R., Everson, I., and Marteinsdóttir, G. (2014). Spatial temporal variation in the distribution and density of pelagic fish species in Lake Victoria, East Africa. Aquatic Ecosystem Health & Management, 17(1):52–61. http://dx.doi.org/10.1080/14634988.2014.876886

• Ojwang, W., Ojuok, J. E., Nyamweya, C. S., Agembe, S., Owili, M., Yongo, E., and Wakwabi, E. O. (2014). The intriguing dynamics of Rastrineobola argentea fishery in the Kenyan waters of Lake Victoria. Aquatic Ecosystem Health & Management, 17 (1): 80–89. http://dx.doi.org/10.1080/14634988.2014.879036

• Njiru, M., Van der Knaap, M., Taabu-Munyaho, A., Nyamweya, C. S., Kayanda, R., and Marshall, B. E. (2014). Management of Lake Victoria fishery: Are we looking for easy solutions? Aquatic Ecosystem Health & Management, 17 (1) 70-79. http://dx.doi.org/10.1080/14634988.2014.881220

• Yongo, E. O., Morara, G., Ojuok, J. E., Nyamweya, C. S., Ojwang, W. O., Masai, M. and Wasike, C. (2013). Socio-economic Aspects of Fisheries Management in Lake Naivasha. African Journal of Tropical Hydrobiology & Fisheries. 13: 27-32

• Nyamweya, C.S., Mlewa, C.M., Ngugi, C.C., et al. (2012) Aspects of the biology of Labeo cylindricus (Pisces: cyprinidae) in Lake Baringo, Kenya. Lakes & Reservoirs: Research & Management 17, 225–229. http://dx.doi.org/10.1111/lre.12002

• Njiru, M., Sitoki, L., Nyamweya, C.S., Jembe, T., Aura, C., Waithaka, E. and Masese, F. (2012) Habitat degradation and changes in Lake Victoria fisheries. In: Environmental Degradation: Causes, Issues and Management. NOVA Publishers, pp 1–34. http://dx.doi.org/10.1111/j.1440-1770.2007.00358.x

• Njiru, M., Nyamweya, C.S., Gichuki, J., Muggide, R., Mkumbo, O. and Witte, F. (2011) Increase in Anoxia in Lake Victoria and Its Effects on the Fishery. intechopen.com, 99–128. http://dx.doi.org/10.5772/27461

• Nyamweya, C.S., Mlewa, C.M., Ngugi, C.C. and Kaunda-arara, B. (2010a) Daily growth of young-of-the-year of the. Baringo tilapia. African Zoology 45, 139–143. http://dx.doi.org/10.1080/15627020.2010.11657264

• Nyamweya, C.S., Mlewa, C.M., Ngugi, C.C. and Kaunda-Arara, B. (2010b) Validation of daily growth of African catfish Clarias gariepinus (Burchell 1822) young-of-the-year from Lake Baringo, Kenya. Lakes & Reservoirs: Research & Management 15, 341–345. http://dx.doi.org/10.1111/j.1440-1770.2010.00446.x

Contact Info

Chrisphine Nyamweya
Ecosystem modelling/Fish biology


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