Prof. Yunus D. Mgaya

Expert Bio: 

Prof. Mgaya: a marine biologist by training is a full Professor of Aquatic Science at the University of Dar es Salaam, Tanzania. Throughout his career, he has published extensively and involved in various consultancies, which are related to aquatic science, strategic planning, monitoring and evaluation, strategic environmental assessment, environmental impact assessment and biodiversity assessment.

Publication List: 

1. Mgaya, Y.D., 1992. Density and production of Clinocottus globiceps and Oligocottus maculosus (Cottidae) in tidepools at Helby Island, British Columbia. Marine Ecology Progress Series, 85: 219-225. 

2. Machiwa, J.F., Mgaya, Y.D. and Ndaro, S.G.M., 1992. A preliminary consideration of the role of mangroves in nutrient and organic fluxes in the Rufiji delta system, Tanzania. East Africa Journal of Sciences, 1B(1): 15-27. 

3. Mgaya, Y.D. and Mercer, J.P., 1994. A review of the biology, ecology, fisheries and mariculture of the abalone, Haliotis tuberculata Linnaeus 1758 (Gastropoda: Haliotidae). Biology and Environment: Proceedings of the Royal Irish Academy, 94B(3): 285-304. 

4. Mgaya, Y.D., 1995. Age and growth analysis of the mosshead sculpin Clinocottus globiceps Girard from Helby Island, British Columbia. Journal of Applied Ichthyology, 11(1-2): 50-59. 

5. Mgaya, Y.D., 1995. Synopsis of biological data on the European abalone (ormer), Haliotis tuberculata Linnaeus 1758 (Gastropoda: Haliotidae). FAO Fisheries Synopsis, 156: 1-28. 

6. Mgaya, Y.D. and Mercer, J.P., 1995. The effects of size grading and stocking density on growth performance of juvenile abalone, Haliotis tuberculata Linnaeus. Aquaculture, 136: 297-312. 

7. Mgaya, Y.D. and Mercer, J.P., 1995. Characterisation of size variability and the effect of intraspecific competition on the development of size variation in the abalone, Haliotis tuberculata Linnaeus. Biology and Environment: Proceedings of the Royal Irish Academy, 95B(2): 77-86. 

8. Mgaya, Y.D., Gosling, E.M., Mercer, J.P. and Donlon, J., 1995. Genetic variation at three polymorphic loci in wild and hatchery stocks of the abalone Haliotis tuberculata Linnaeus. Aquaculture, 136: 71-80. 

9. Mgaya, Y.D., 1997. Global warming: a threat to human societies and natural ecosystems. Tanzania Journal of Science, 22&23: 65-74. 

10. Nzali, L.M., Johnstone, R. and Mgaya, Y.D., 1998. Factors affecting coral recruitment on a nearshore reef in Tanzania. Ambio, 27(8): 717-722. 

11. Semesi, A.K., Mgaya, Y.D., Muruke, M.H.S., Francis, J., Mtolera, M. and Msumi, G., 1998. Coastal resources utilization and conservation issues in Bagamoyo. Ambio, 27(8): 635-644

. 12. Mgaya, Y.D., 2000. A quantitative genetic analysis of juvenile growth for the abalone Haliotis tuberculata Linnaeus. Recent Advances in Marine Biotechnology (Aquaculture), 4A: 59-73. 

13. Mgaya, Y.D., 2001. Experimental spat collecting of the edible oyster, Saccostrea cucullata Born (Bivalvia) in the Kunduchi Creek, Dar es Salaam. Tanzania Journal of Science, 27A: 67-81. 

14. Hartnoll, R.G., Cannicci, S., Emmerson, W.D., Fratini, S., Macia, A., Mgaya, Y., Porri, F., Ruwa, R.K., Shunula, J.P., Skov, M.W., Vannini, M., 2002. Geographic trends in mangrove crab abundance in East Africa. Wetlands Ecology and Management, 10: 203-213. 

15. Guard, M. and Mgaya, Y.D., 2002. The artisanal fishery for Octopus cyanea Gray (1849) in Tanzania. Ambio, 31(7-8): 528-536. 

16. Chande, A.I. and Mgaya, Y.D., 2003. The fishery of Portunus pelagicus and species diversity of portunid crabs along the coast of Dar es Salaam, Tanzania. Western Indian Ocean Journal of Marine Science, 2(1): 75-84. 

17. Teikwa, E.D. and Mgaya, Y.D., 2003. Abundance and reproductive biology of Penaeid prawns of Bagamoyo coastal waters, Tanzania. Western Indian Ocean Journal of Marine Science, 2(2): 117-126. 

18. Kamukuru, A.T. and Mgaya, Y.D., 2004. The food and feeding habits of blackspot snapper, Lutjanus fulviflamma (Pisces: Lutjanidae) in shallow waters of Mafia Island, Tanzania. African Journal of Ecology, 42(1): 49-58. 

19. Kuguru, B.L., Mgaya, Y.D., Ohman, M.C., and Wagner, G.M., 2004. The reef environment and competitive success in the Corallimorpharia. Marine Biology (Berlin), 145: 875-884. 

20. Chande, A.I. and Mgaya, Y.D., 2004. Food habits of the blue swimming crab Portunus pelagicus along the coast of Dar es Salaam. Western Indian Ocean Journal of Marine Science, 3(1): 37-42. 

21. Kamukuru, A.T. and Mgaya, Y.D., 2004. Effects of exploitation on reproductive capacity of blackspot snapper, Lutjanus fulviflamma (Pisces: Lutjanidae) in Mafia Island, Tanzania. African Journal of Ecology, 42: 270-280. 

22. Kamukuru, A.T., Mgaya, Y.D. and Ohman, M., 2004. Evaluating a marine protected area in a developing country: Mafia Island Marine Park, Tanzania. Ocean and Coastal Management, 47(7-8): 321-337. 

23. Mmbaga, T.K. and Mgaya, Y.D., 2004. Sea cucumber fishery in Tanzania: Identifying the gaps in resource inventory and management. FAO Fisheries Technical Paper, 463: 193-203. 

24. Kamukuru, A.T. Hecht, T. and Mgaya, Y.D., 2005. Effects of exploitation on age, growth and mortality of the blackspot snapper, Lutjanus fulviflamma (Lutjanidae) in Mafia Island, Tanzania. Journal of Fisheries Management and Ecology, 12: 45-55. 

25. Lugendo, B.R., Pronker, A., Cornelissen, I., de Groene, A., Nagelkerken, I., Dorenbosch, M., der Velde, G., and Mgaya, Y.D., 2005. Habitat utilisation by juveniles of commercially important fish species in a marine embayment in Zanzibar, Tanzania. Aquatic Living Resources, 18: 149-158. 

26. Lugomela, C., Pratap, H.B. and Mgaya, Y.D., 2006. Cyanobacteria bloomso possible cause of mass mortality of Lesser Flamingos in Lake Manyara and Lake Big Momela, Tanzania. Harmful Algae 5: 534-541. 

27. Lugendo, B.R., Nagelkerken, I., der Velde, G., and Mgaya, Y.D., 2006. The importance of mangroves, mud/sand flats and seagrass beds as feeding areas for juvenile fishes in Chwaka Bay, Zanzibar: gut content and stable isotope analysis. Journal of Fish Biology 69: 1639-1661. 

28. Kimirei, I.A. and Mgaya, Y.D., 2006. Assessment of the status of Lates stappersii (Centropomidae) stock in lift-net fishery in Lake Tanganyika, Kigoma, Tanzania. Tanzania Journal of Science 32(2): 1-12. 

29. Mwita, C.J., Nkwengulila, G. and Mgaya, Y.D., 2006. Lake Victoria parasites of clariid fishes 18S ribosomal nucleotide sequences. GeneBank, Acc. No. DQ813444-DQ813465. In: www.ncbi.nlm.nih.gov

30. Mwita, C.J., Nkwengulila, G. and Mgaya, Y.D., 2006. Lake Victoria parasites of clariid fishes cyt. b.nucleotide sequences. GeneBank, Acc. No. DQ646345-DQ646374. In: www.ncbi.nlm.nih.gov

31. Lugendo, B.R., Nagelkerken, I., Jiddawi, N., Mgaya, Y.D. and van der Velde, G. 2007. Fish community composition of a tropical non-estuarine embayment in Zanzibar, Tanzania. Fisheries Science 73: 1213-1223. 

32. Lugendo, B.R., Nagelkerken, I., Kruitwagen, G., van der Velde, G. and Mgaya, Y.D. 2007. The relative importance of mangroves as feeding habitats for fishes: A comparison among mangrove habitats with different settings. Bulletin of Marine Science 80(3): 497-512. 

33. Lugendo, B.R., de Groene, A., , Cornelissen, I., Pronker, A., Nagelkerken, I., der Velde, G., and Mgaya, Y.D., 2007. Spatial and temporal variation in fish community of a marine embayment in Zanzibar, Tanzania. Hydrobiologia 586: 1-16. 

34. Kimirei, I.A. and Mgaya, Y.D., 2007. Influence of environmental factors on seasonal changes in clupeid catches in the Kigoma area of Lake Tanganyika. African Journal of Aquatic Science 32(3): 291-298. 

35. Kaaya, L-T., Lugomela, C. and Mgaya, Y.D., 2007. Spatial and temporal variations in phytoplankton species composition, abundance, biomass and productivity in the selected Momela Lakes, Arusha, Tanzania. Discovery and Innovation 19: 25-31. 

36. Kimirei, I.A. and Mgaya, Y.D. and Chande, A.I., 2008. Changes in species composition and abundance of commercially important fish population in Kigoma Area, Lake Tanganyika, Tanzania. Aquatic Ecosystem Health and Management 11(1): 29-35. 

37. Lyimo, T.J., Mvungi, E.F. and Mgaya, Y.D., 2008. Abundance and diversity of seagrass and macrofauna in the inter-tidal areas with and without seaweed farming activities in the east coast of Zanzibar. Tanzania Journal of Science 34: 41-52. 

38. Mwandya, A.W., Gullstrom, M., Ohman, M.C., Andersson, M.H. and Mgaya, Y.D., 2009. Fish assemblages in Tanzanian mangrove creek systems influenced by solar salt farm constructions. Estuarine, Coastal and Shelf Science 82: 193-200. 

39. Penha-Lopes, G., Bartolini, F., Limbu, S., Cannicci, S., Mgaya, Y., Kristensen, E. and Paula, J., 2010. Ecosystem engineering potential of the gastropod Terebralia palustris (Linnaeus, 1767) in mangrove wastewater wetlands - A controlled mesocosm experiment. Environmental Pollution 158: 258-266. 

40. Mwandya, A.W., Mgaya, Y.D., Ohman M.C., Bryceson, I., and Gullstrom, M., 2010. Distribution patterns of the striped mullet (Mugil cephalus) in mangrove creeks of Zanzibar, Tanzania. African Journal of Marine Science 32(1): 85-93. 

41. Kruitwagen, G., Nagelkerken, I., Lugendo, B.R., Mgaya, Y.D. and Wendelaar Bonga, S.E., 2010. Importance of different carbon sources for macroinvertebrates and fishes of an interlinked mangrove-mudflat ecosystem (Tanzania). Estuarine, Coastal and Shelf Science 88: 464-472. 

42. Mwandya, A.W., Gullstrom, M., Andersson, M.H., Ohman M.C., Mgaya, Y.D. and Bryceson, I., 2010. Spatial and seasonal variations of fish assemblages in mangrove creek systems in Zanzibar (Tanzania). Estuarine, Coastal and Shelf Science 89: 277-286. 

43. Oenga, D.N., Mgaya, Y.D., Mbahinzireki, G., Shoko, A.P. and Nyanchiri, E.M., 2010. Evaluation of yields and growth performance of Nile tilapia (Oreochromis niloticus), with ningu (Labeo victorianus) and African catfish (Clarias gariepinus) in earthen ponds in Kenya. Journal of the National Aquatic Resources Research and Development Agency 40: 33-47. 

44. Kimirei, I.A., Nagelkerken, I., Griffioen, B.,.Wagner, C. and Mgaya, Y.D., 2011. Ontogenetic habitat use by mangrove/seagrass-associated coral reef fishes shows flexibility in time and space. Estuarine, Coastal and Shelf Science 92: 47-58. 

45. Igulu, M.M., Nagelkerken, I., Fraaije, R., van Hintum, R., Ligtenberg, H. and Mgaya, Y.D., 2011. The potential role of visual cues for microhabitat selection during the early life phase of a coral reef fish (Lutjanus fulviflamma). Journal of Experimental Marine Biology and Ecology 401: 118-125. 

46. Yahya, S.A.S., Gullstrom, M., Ohman, M.C., Jiddawi, N.S., Andersson, M.H., Mgaya, Y.D. and Lindahl, U., 2011. Coral bleaching and habitat effects on colonization of reef fish assemblages: an experimental study. Estuarine, Coastal and Shelf Science 94: 16-23. 

47. Shoko, A.P., Getabu, A., Mwayuli, G. and Mgaya, Y.D., 2011. Growth performance, yields and economic benefits of Nile tilapia Oreochromis niloticus and kales Brassica oleracea cultured under vegetable-fish culture integration. Tanzania Journal of Science 37: 37-48. 

48. Hamerlynck, O., Duvail, S.,Vandepitte, L., Kindinda, K.,, Nyingi, D.W., Paul, J.-L., Yanda, P.Z., Mwakalinga, A.B., Mgaya, Y.D. and Snoeks, J., 2011. To connect or not to connect - floods, fisheries and livelihoods in the Lower Rufiji floodplain lakes, Tanzania. Hydrological Sciences Journal 56 (8): 1436-1451. 

49. Kayanda, R., Everson, I., Munyaho, T. and Mgaya, Y.D., 2012. Target strength measurements of Nile perch (Lates niloticus: Linnaeus, 1758) in Lake Victoria, East Africa. Fisheries Research 113: 76-83. 

50. Slater, M.J., Mgaya, Y.D., Mill, A.C., Rushton, S.P. Stead, S.M., 2013. Effect of social and economic drivers on choosing aquaculture as a coastal livelihood. Ocean and Coastal Management 73: 22-30. 

51. Kimirei, I.A., Nagelkerken, I., Mgaya, Y.D. and Huijbers, C.M., 2013. The mangrove nursery paradigm revisited: otolith stable isotopes support nursery-to-reef movements by Indo-Pacific fishes. PLOS ONE 8(6): 1-8. 

52. Kimirei, I.A., Nagelkerken, I., Trommelen, M., Blankers, P., van Hoytema, N., Hoeijmakers, D., Rypel, A.L., Huijbers, C.M. and Mgaya, Y.D., 2013. What drives ontogenetic niche shifts in reef fishes Ecosystems 16: 783-796. 

53. Lamtane, H.A., Mgaya, Y.D. and Bailey, R.G., 2013. Effects of water quality, flooding episode and management variables on the yield from self-stocked ponds in lower Rufiji floodplain, Tanzania. Greener Journal of Agricultural Sciences 3(5): 320-331. 

54. Igulu, M.M., Nagelkerken, I., van der Velde, G. and Mgaya, Y.D., 2013. Mangrove fish production is largely fuelled by external food sources: a stable isotope analysis at the individual, species, and community levels from across the globe. Ecosystems 16: 1336-1352. 

55. Igulu, M.M., Nagelkerken, I., van der Beek, M., Schippers, M., van Eck, R. and Mgaya, Y.D., 2013. Orientation from open water to settlement habitats by coral reef fish: behavioral flexibility in the use of multiple reliable cues. Marine Ecology Progress Series 494: 243-257. 

56. Mgana, H.F., Herzig, A. and Mgaya, Y.D., 2014. Diel vertical distribution and life history characteristics of Tropodiaptomus simplex and its importance in the diet of Stolothrissa tanganicae, Kigoma, Tanzania. Aquatic Ecosystem Health & Management 17(1): 14-24. 

57. Slater, M.J., Mgaya, Y.D. and Stead, S.M., 2014. Perceptions of rule-breaking related to marine ecosystem health. PLOS ONE 9(2): 1-8. 

58. Shoko, A.P., Limbu, S.M., Mrosso, H.D.L. and Mgaya, Y.D., 2014. A comparison of diurnal dynamics of water quality parameters in Nile tilapia (Oreochromis niloticus, Linnaeus, 1758) monoculture and polyculture with African sharp tooth catfish (Clarias gariepinus, Burchell, 1822) in earthen ponds. International Aquatic Research 6(1): 1-13. 

59. Shoko, A.P., Limbu, S.M., Mrosso, H.D.L., Mkenda, A.F. and Mgaya, Y.D., 2014. Effect of stocking density on growth, production and economic benefits of Nile tilapia (Oreochromis niloticus) and African sharptooth catfish (Clarias gariepinus) in polyculture and monoculture. Aquaculture Research (In Press). 

60. Shoko, A.P., Limbu, S.M., Mrosso, H.D.L. and Mgaya, Y.D., 2013. Reproductive biology of female Nile tilapia, Oreochromis niloticus (Linnaeus) reared under monoculture and polyculture with sharptooth catfish (Clarias gariepinus, Burchell). Journal of Applied Animal Research (Submitted). 

61. Kayanda, R.J., Taabu-Munyaho, A., Everson, I. and Mgaya, Y., 2013. Classification of acoustic lakebed indices: the case of coastal and inshore waters of Lake Victoria, East Africa. African Journal of Aquatic Science (Submitted). 

62. Igulu, M.M., Nagelkerken, I., Dorenbosch, M., Grol, M.G.G., Harbone, A.R., Kimirei, I.A., Mumby, P.J., Olds, A.D. and Mgaya, Y.D., 2014. Meta-analysis reveals that utilization of mangrove and seagrass nursery habitats across the globe is related to tidal regime rather than biogeographic region. PLOS ONE (Submitted). 

63. Kimirei, I.A., Nagelkerken, I., Slooter, N., Gonzalez, E.T., Huijbers, C.M., Mgaya, Y.D. and Rypel, A.L., 2013. Demography of fish populations reveals new challenges in appraising juvenile habitat values. Oikos (Submitted). 

64. Limbu, S.M., Shoko, A.P., Shirima, E.D., Lamtane, H.A., Kishe-Machumu, M.A., Mgana, H.F. and Mgaya, Y.D., 2014. Effect of initial stocking size of the predatory African catfish (Clarias gariepinus) on recruits, growth performance, survival and yield of mixed-sex Nile tilapia (Oreochromis niloticus) in concrete tank culture system. Aquaculture Research (Submitted). 

Books and Chapters in Books

(a) Books

1. Mgaya, Y.D., Kimaro, S., Mwanuo, M., Sobo, F.A.S., Msuya, F., Mahika, C.G., Kalangahe, B., Lema, R., Kibassa, J., Haws, M. and Tobey, J., 1999. Tanzania Mariculture Issue Profile. Tanzania Coastal Management Partnership and Mariculture Working Group, Dar es Salaam. University of Rhode Island Coastal Resources Center, U.S.A. 102 pp. 

2. Kulindwa, K., Sosovele, H. and Mgaya, Y.D., 2001. Socio-Economic Dimensions of Biodiversity Loss in Tanzania. Dar es Salaam University Press, Dar es Salaam. 127 pp. 

3. Mgaya, Y.D., Mwamsojo, G.U.J., Lema, R., Sobo, F.A.S., Kimaro, S., Maly, R., Mwanuo, M., Mhitu, H.A., Kalangahe, B., Mwaipopo, D., Mahenge, J., Masanja, F., Mbyopyo, S., Lugazo, Z., Shao, A., Haule, W. and Haws, M., 2001. Tanzania Mariculture Guidelines Source Book. Tanzania Coastal Management Partnership, University of Rhode Island Coastal Resources Centre and United States Agency for International Development. 206 pp. Appendices 1-2. 

(b) Chapters in Books

1. Mgaya, Y.D. and Mercer, J.P., 1996. Gametogenic cycle of the abalone Haliotis tuberculata L., during conditioning in the hatchery. In: B.F. Keegan and R. O Connor (Editors), Irish Marine Science 1995. Galway University Press, Galway, Ireland, pp. 397-406. 

2. Horrill, J.C., Kamukuru, A.T., Mgaya, Y.D. and Risk, M., 2000. Northern Tanzania and Zanzibar. In: T.R. McClanahan, C.R.C. Sheppard and D.O. Obura (Editors), Coral Reefs of the Indian Ocean: Their Ecology and Conservation. Oxford University Press, New York, pp. 167-198. 

3. Kulindwa, K., Sosovele, H. and Mgaya, Y.D., 2000. Rufiji, Ruvu and Wami mangroves. In: Wood, A., Stedman-Edwards, P. and Mang, J. (Editors), The Root Causes of Biodiversity Loss. Earthscan Publications Ltd., London, pp. 309-336. 

4. Muhando, C., Mgaya, Y. and Daffa, J., 2001. Coastal resources and their use. In: Eastern Africa Atlas of Coastal Resources: Tanzania. UNEP, Nairobi, Kenya, pp. 49-76. 

5. Mgaya, Y.D. and Juma, S., 2001. Integrated coastal zone management in Tanzania. In: C. Voabil and S. Engdahl (Editors), The Voyage from Seychelles to Maputo: Successes and Failures of Integrated Coastal Zone Management in Eastern Africa and Island States, 1996-2001. Volume I. Eastern African Mainland Country and Regional Reports. SEACAM, Maputo, Mozambique, pp. 123-149. 

6. Pokorny, J., Prikryl, I., Faina, R., Kansiime, F., Kaggwa, R.C., Kipkemboi, J., Kitaka, N., Denny, P., Bailey, R.G., Lamtane, H.A. and Mgaya, Y.D., 2005. Will fish pond management principles from the temperate zone work in tropical fingerponds? In: J. Vymazal (Editor), Natural and Constructed Wetlands: Nutrients, Metals and Management. Backhuys Publishers, Leiden, The Netherlands, pp. 382-399. 

7. Ba, M., Berraho, A., Bodiguel, C., Cunningham, S., and Mgaya, Y., 2005. Coastal and Marine Fisheries: Towards a New Vision for the Exploitation and Sustainable Management of Africa Fishery Resources. Technical Review Paper. NEPAD Fish for All Summit, 22-25 August 2005, Abuja, Nigeria. WorldFish Center, Cairo, Egypt. 30 pp. 

8. Sallema, R.E. and Mgaya, Y.D., 2005. Assessment of factors affecting growth rate of Terebralia palustris L. at Mbweni channel and Mbweni beach mangrove forest. In: Ngoile, M.A.K., Muheto, R.N., Khatibu, F.H., Mapinduzi, A.L. and Maro, P.S. (Editors), Agriculture, Environment and Poverty Eradication in Tanzania. Environmental Sustainability Technical Report 1. National Environment Management Council, Dar es Salaam, pp. 106-116. 

9. Mgaya, Y. and Mmbaga, T., 2007. Sea cucumbers in Tanzania. In: Conand, C. and Muthiga, N. (Editors), Commercial Sea Cucumbers: A Review for the Western Indian Ocean. WIOMSA Book Series No. 5: 53-59. 

10. Martin Gullstrom, Martijn Dorenbosch, Blandina Lugendo, Augustine Mwandya, Yunus Mgaya and Charlotte Berkstrom, 2012. Biological connectivity and nursery function of shallow-water habitats in Chwaka Bay. In: Maricela de la Torre-Castro and Thomas Lyimo (Editors), People, Nature and Research in Chwaka Bay, Zanzibar, Tanzania. WIOMSA, Zanzibar, pp. 175-192. 

(c) Technical Reports

12.2.14 Richmond, M.D., Wilson, J.D.K., Mgaya, Y.D., and Le Vay, L., 2002. An analysis of smallholder opportunities in fisheries, coastal and related enterprises in the floodplain and delta areas of the Rufiji River, Tanzania. Consultancy Report to Rufiji Environment Management Project. IUCN Eastern Africa Regional Office, Nairobi, Kenya. REMP Technical Report No. 25. 89 pp.

12.2.15 Mgaya, Y.D., 2005. Synthesis of Fisheries Research and Fisheries Management activities under the auspices of the Lake Victoria Environment Management Project. Synthesis Report Submitted to LVEMP National Secretariat, Dar es Salaam, Tanzania. 247 pp. Available at Lake Victoria Basin Commission Repository. URI:http://80.240.198.250:8080/jspui/handle/123456789/120. 12.3 Edited and Published Conference Proceedings

12.3.1 Mgaya, Y.D. and Kerario, E., 1991. Tanzania National Report. In: C.M. Finlayson and D.E. Pomeroy (Editors), Wetlands and Waterbirds in Eastern Africa. Proceedings of the IWRB Workshop, Uganda 1990. IWRB, Slimbridge, U.K., pp. 63-68.

12.3.2 Lugomela, C.V., Julius, A., Semesi, A.K., Mgaya, Y.D. and Muruke, M.H.S., 1999. Current status of phytoplankton studies in Tanzania coastal waters. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 33-39. 15

12.3.3 Mgaya, Y.D., Muruke, M.H.S. and Semesi, A.K., 1999. The sea cucumber and mollusc fisheries in Bagamoyo. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 65-71.

12.3.4 Mgaya, Y.D., Muruke, M.H.S. and Semesi, A.K., 1999. Sustainable mariculture: the case of prawn culture development in Bagamoyo District. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 73-83.

12.3.5 Mgaya, Y.D., Msumi, G.D., Muruke, M.H.S. and Semesi, A.K., 1999. Assessment of the finfish fishery in Bagamoyo coastal waters. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 41-54.

12.3.6 Mgaya, Y.D., Muruke, M.H.S., Chande, A.I. and Semesi, A.K., 1999. Evaluation of crustacean resources in Bagamoyo District. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 55-63.

12.3.7 Muruke, M.H.S., Mgaya, Y.D., Howell, K.M. and Semesi, A.K., 1999. Tourism development in Tanzania with particular reference to Bagamoyo district. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 93-104.

12.3.8 Muruke, M.H.S., Mgaya, Y.D., Julius, A. and Semesi, A.K., 1999. Salt production and related activities along the mangrove ecosystem in Bagamoyo area. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 85-91.

12.3.9 Semesi, A.K., Muruke, M.H.S. and Mgaya, Y.D., 1999. Seagrasses and seaweeds at selected sites in Bagamoyo District. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 11-16.

12.3.10 Semesi, A.K., Muruke, M.H.S. and Mgaya, Y.D., 1999. Introduction to the mangroves, seagrasses, seaweeds and coral reefs. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 1-9.

12.3.11 Semesi, A.K., Muruke, M.H.S. and Mgaya, Y.D., 1999. Mangroves of Ruvu river and Kaole, Bagamoyo District. In: K.M. Howell and A.K. Semesi (Editors), Coastal Resources of Bagamoyo District Tanzania. Proceedings of a Workshop on Coastal Resources of Bagamoyo, 18–19 December 1997, Bagamoyo. Faculty of Science, University of Dar es Salaam, pp. 17-25.

12.3.12 Mgimwa, F.A., Mgaya, Y.D. and Ngoile, M.A.K., 1999. Dynamics of the dema trap fishery in the coastal waters of Zanzibar. In: Jiddawi, N.S. and Stanley, R.D. (Editors), Fisheries Stock Assessment in the Traditional Fishery Sector: The Information Needs. Proceedings of the National Workshop on the Artisanal Fishery Sector, Zanzibar, 22 –24 September 1997, Zanzibar, Tanzania. Institute of Marine Sciences, University of Dar es Salaam and Canadian International Development Agency, pp. 125-134.

12.3.13 Msumi, G.D., Mgaya, Y.D., Muruke, M.H.S. and Semesi, A.K., 1999. The artisanal fishery in Bagamoyo: A case study of Mbegani shore waters. In: Jiddawi, N.S. and Stanley, R.D. (Editors), Fisheries Stock Assessment in the Traditional Fishery Sector: The Information Needs. Proceedings of the National Workshop on the Artisanal Fishery Sector, Zanzibar, 22 –24 September 1997, Zanzibar, Tanzania. Institute of Marine Sciences, University of Dar es Salaam and Canadian International Development Agency, pp. 96-103.

12.3.14 Lugendo, B.R., Mgaya, Y.D. and Semesi, A.K., 2001. The seagrasses and associated macroalgae at selected beaches along Dar es Salaam coast. In: Richmond, M.D. and Francis, J. (Editors), Marine Science Development in Tanzania and Eastern Africa. Proceedings of the 20th Anniversary Conference on Advances in Marine Science in Tanzania. 28 June – 1 July 1999, Zanzibar, Tanzania. IMS/WIOMSA, pp. 359-373.

12.3.15 Mhitu, H.A., Mgaya, Y.D., and Ngoile, M.A.K., 2001. Growth and reproduction of the squid, Sepioteuthis lessoniana in the coastal waters of Zanzibar. In: Richmond, M.D. and Francis, J. (Editors), Marine Science Development in Tanzania and Eastern Africa. Proceedings of the 20th Anniversary Conference on Advances in Marine Science in Tanzania. 28 June – 1 July 1999, Zanzibar, Tanzania. IMS/WIOMSA, pp. 289-300.

12.3.16 Mlay, A.P., Wagner, G.M. and Mgaya, Y.D., 2001. A comparative study of the ecology of four sandy/muddy shores in the Dar es Salaam area. In: Richmond, M.D. and Francis, J. (Editors), Marine Science Development in Tanzania and Eastern Africa. Proceedings of the 20th Anniversary Conference on Advances in Marine Science in Tanzania. 28 June – 1 July 1999, Zanzibar, Tanzania. IMS/WIOMSA, pp. 375-399.

12.3.17 Mohammed, M.S. and Mgaya, Y.D., 2001. Nutrients and their dynamics in the coral reefs off Zanzibar town. In: Richmond, M.D. and Francis, J. (Editors), Marine Science Development in Tanzania and Eastern Africa. Proceedings of the 20th Anniversary Conference on Advances in Marine Science in Tanzania. 28 June – 1 July 1999, Zanzibar, Tanzania. IMS/WIOMSA, pp. 171-183.

12.3.18 Semesi, A.K., Mgaya, Y.D, Muruke, M., Francis, J., Julius, A., Lugomela, C., Mtolera, M., Kuguru, B., Kivia, D., Lilungulu, J., Magege, A., Mposo, A., Kaijunga, D., Mwinoki, N., Msumi, G., and Kalangahe, B., 2001. Coastal resources of Bagamoyo District, Tanzania In: Richmond, M.D. and Francis, J. (Editors), Marine Science Development in Tanzania and Eastern Africa. Proceedings of the 20th Anniversary Conference on Advances in Marine Science in Tanzania. 28 June – 1 July 1999, Zanzibar, Tanzania. IMS/WIOMSA, pp. 517-533.

12.3.19 Wagner, G.M., Mgaya, Y.D., Akwilapo, F.D., Ngowo, R.G., Sekadende, B.C., Allen, A., Price, N., Zollet, E.A., and Mackentley, N., 2001. Restoration of coral reef and mangrove ecosystems at Kunduchi and Mbweni, Dar es Salaam, with community participation. In: Richmond, M.D. and Francis, J. (Editors), Marine Science Development in Tanzania and Eastern Africa. Proceedings of the 20th Anniversary Conference on Advances in Marine Science in Tanzania. 28 June – 1 July 1999, Zanzibar, Tanzania. IMS/WIOMSA, pp. 467-488.

12.3.20 Mgaya, Y.D., 2001. Echinoderm resources: Their utilization and management. In: Mshigeni, K. and Bisanda, E. (Editors), Breakthrough Opportunities from the World Bioresources. Proceedings of the Fourth Annual World Congress on Zero Emissions, 14 – 17 October 1998, Windhoek, Namibia. The University of Namibia, Windhoek, Namibia, pp. 111-115.

12.3.21 Mgaya, Y.D. and Magingo, F.S.S., 2002. Basic science information. In: Kohi, Y., Mteleka, T., Kingamkono, R., Komba, M., Mbaga, D.R., and Mafunda, D. (Editors), Development of Basic Sciences in Tanzania. Proceedings of the Stakeholder Workshop. 13th – 14th May 2002, Dar es Salaam, pp. 110-118.

12.3.22 Mgaya, Y.D. 2003. Marine biodiversity in Tanzania – the known and the unknown. In: Decker, C., Griffiths, C., Prochazka, K., Ras, C., and Whitfield, A. (Editors), Proceedings of the Marine Biodiversity in Sub- Saharan Africa: The Known and the Unknown, Cape Town, South Africa, 23rd to 26th September 2003. University of Cape Town, Cape Town, pp. 156-169.

12.3.23 Mgaya, Y.D., Msaki, P.K., and Kivaisi, A.K. (Editors), 2004. Current Trends in Environmental Science Research in Eastern Africa. Proceedings of an International Symposium on Scientific Research on Environment. September 23rd – 26th 2002, Dar es Salaam. Faculty of Science, University of Dar es Salaam. 431 pp.

12.3.24 Sebastian, M., Muruke, M.H.S. and Mgaya, Y.D., 2004. Bacterial contamination of the edible cockle, Anadara antiquata, from the Ocean Road and Mjimwema beaches, Dar es Salaam. In: Mgaya, Y.D., Msaki,P.K., and Kivaisi, A.K. (Editors), Current Trends in Environmental Science Research in Eastern Africa. Proceedings of an International Symposium on Scientific Research on Environment. September 23rd – 26th 2002, Dar es Salaam. Faculty of Science, University of Dar es Salaam, pp. 67–84.

12.3.25 Chande, A.I., Mgaya, Y.D. and Muruke, M.H.S., 2004. Exploitation and population structure of commercially important crustacean resources in Bagamoyo coastal waters, Tanzania. In: Mgaya, Y.D., Msaki, P.K., and Kivaisi, A.K. (Editors), Current Trends in Environmental Science Research in Eastern Africa. Proceedings of an International Symposium on Scientific Research on Environment. September 23rd – 26th 2002, Dar es Salaam. Faculty of Science, University of Dar es Salaam, pp. 202–213.

12.3.26 Lamtane, H.A., Mgaya, Y.D. and Bailey, R.G., 2008. Effects of water quality and flooding episode on the yield of Oreochromis urolepis (Norman, 1922) from self-stocked ponds. Proceedings of the 8th International Symposium on Tilapia in Aquaculture. October 12-14, 2008, Cairo, Egypt, pp. 141-156.

12.3.27 Yunus D. Mgaya and Razack Lokina, 2010. Critical success factors in higher education finance and planning: An institutional perspective. Sarua Leadership Dialogue Series 2 (2): 53-64.

12.4 Non-refereed Publications/Reports/Thesis

12.4.1 Mgaya, Y.D., 1986. Some Aspects of the Biology of Silver-bellies Fish Gerres oyena Forskal (Perciformes: Gerreidae). Undergraduate Research Project (1986). 35 pp.

12.4.2 Mgaya, Y.D., 1989. Age and Growth of the Mosshead Sculpin Clinocottus globiceps Girard with an Assessment of its Role in Production of Tidepool Fishes. MSc Thesis, University of British Columbia. 127 pp.

12.4.3 Mgaya, Y.D., 1995. Studies on Some Quantitative Aspects of Growth, Genetics and Reproduction of the European Abalone (Ormer) Haliotis tuberculata Linnaeus under Aquaculture Conditions. PhD Thesis, University College Galway, National University of Ireland. 251 pp.

12.4.4 Mgaya, Y.D., 1997. Prawns farming in Tanzania. Kakakuona, Tanzania Wildlife Magazine No. 7: 14-15.

12.4.5 Mgaya, Y.D., 1998. Biodiversity and conservation of the marine environment. Kakakuona, Tanzania Wildlife Magazine, No. 10: 58-61.

12.4.6 Mgaya, Y.D., Machiwa, J.F., Lugomela, C., Lyimo, T., Joseph, C., Muzuka, A., Shaghude, Y., Mvungi, A., Mapunda, B. and Mwanuzi, F.L., 2004. Environmental studies of Mtoni mangrove ecosystem, Dar es Salaam. 105p. Final Report submitted to the Faculty of Science, University of Dar es Salaam.

12.5 Consultancy Reports

12.5.1 Mgaya, Y.D., 1991. Preliminary Environmental Impact Assessment Study of the Proposed Songo Songo Gas Pipeline. Consultancy Report to Hardy BBT Ltd., Calgary, Canada. 19 pp.

12.5.2 Machiwa, J.F., Mgaya, Y.D. and Ndaro, S.G.M., 1991. Environmental Impact Assessment Study of the Proposed Dar es Salaam Harbour Expansion Project. Consultancy Report to Scott Consulting Engineers and Planners, U.K. 36 pp.

12.5.3 Mgaya, Y.D. and Tamatamah, R.A., 1996. The farming of marine organisms. Training manual developed for Tanga Coastal Zone Conservation and Development Programme. 139 pp.

12.5.4 Mgaya, Y.D., 1997. Environmental impact assessment of the proposed integrated prawn farm project in the Rufiji Delta: Impact on the marine environment. Consultancy Report to African Fishing Company, Dar es Salaam. 33 pp.

12.5.5 Wagner, G.M., Mgaya, Y.D. and Benno, B.L., 1997. Environmental Impact Assessment of the Songo Songo Gas to Electricity Project: Impact on the Marine Environment. Consultancy Report to NORPLAN A/S,18 Norway. 86 pp.

12.5.6 Kulindwa, K., Sosovele, H. and Mgaya, Y.D., 1998. Socio-economic root causes of biodiversity loss in Tanzania: the case of mangrove forests in the three major deltas of Rufiji, Ruvu and Wami river deltas. Consultancy Report to WWF–US, Washington DC.

12.5.7 Mgaya, Y.D., 1998. Baseline studies on fish and invertebrates for the Geita Gold Mining Project. Consultancy Report Submitted to WEGS Consultants for Ashanti Goldfields Company. Part I and II. 46 pp.

12.5.8 Wagner, G.M., Mallya, U., Juma, S., Mgaya, Y.D., Wahure, O., Mahika, G., and Wagner, S.M., 1999. A preliminary investigation for an integrated, community-based approach to conservation and restoration on marine ecosystems along the Dar es Salaam coast. Consultancy Report to African Development Foundation, Dar es Salaam. 124 pp.

12.5.9 Mgaya, Y.D., Kundi, B.A.T., Meshack, M.V. and Shija, J.K., 1999. Five years of the UDSM Transformation Programme 1994/95–1998/99. Report submitted to Programme Management Unit, University of Dar es Salaam. 71 pp.

12.5.10 Mgaya, Y.D., 2001. Investigation of mariculture options in Mafia Island Marine Park. Consultancy Report to WWF Tanzania Programme Office, Dar es Salaam, Tanzania. 55 pp.

12.5.11 Ngusaru, A.S., Mgaya, Y.D., Francis, J., and Sosovele, H., 2001. Root causes of biodiversity loss in Rufiji- Kilwa-Mafia and Mnazi Bay-Ruvuma estuary in Tanzania. Consultancy Report to WWF East African Marine Ecoregion (EAME) Programme. 63 pp.

12.5.12 Mgaya, Y.D., Suya, T.B. and Mukama, S., 2002. Baseline studies on fish and invertebrates for the Tulawaka Gold Mining Project. Consultancy Report Submitted to WEGS Consultants. Parts I and II. 57 pp.

12.5.13 Mgaya, Y.D., Mbelle, A.V.Y. and Njau, G.J., 2003. Environmental impact statement of the proposed shrimp farming project in Mafia Island. Prepared for ALPHAKRUST LTD., Dar es Salaam. 113 pp.

12.5.14 Mashalla, Y.J.S. and Mgaya, Y.D., 2003. Final Evaluation of the Project Strengthening Tanzanian Disaster Response Capacity (2001-2003). Report submitted to USAID/Tanzania Mission, Dar es Salaam. 93 pp.

12.5.15 Mgaya, Y.D. and Osaki, K., 2003. Internal evaluation of the first phase of the UDSM – Carnegie Corporation Programme (2001 – 2003). University of Dar es Salaam. 50 pp.

12.5.16 Mashalla, Y.J.S., Kundi, B.A.T., Mgaya, Y.D., and Mlacha, S.A.K., 2004. Strategic Plan and Institutional Development Support for Institute of Judicial Administration, Lushoto. 70 pp.

12.5.17 Tusubira, F.F. and Mgaya, Y.D., 2004. Final evaluation of the First phase of the University of Dar Es Salaam – Carnegie Corporation Programme (2001 – 2003). Report submitted to University of Dar es Salaam. 27 pp.

12.5.18 Mgaya, Y.D. 2004. The vulnerability of mangrove and adjacent coral reefs to climate change in Rufiji Delta. Report submitted to WWF, the Eastern African Marine Ecoregion Programme, Dar es Salaam. 27 pp.

12.5.19 Mlacha, S.A.K., Mgaya, Y.D., Mashalla, Y.J.S. and Rubaratuka, I., 2004. Master Plan for the Institute of Judicial Administration, Lushoto. Report Submitted to IJA, Lushoto.

12.5.20 Mgaya, Y.D., 2004. Project Implementation Manual for the Marine and Coastal Environment Management Project (MACEMP). Ministry of Natural Resources and Tourism (Mainland) and Ministry of Agriculture, Natural Resources, Environment and Cooperatives (Zanzibar). 104 pp.

12.5.21 Mushi, P.S.D., Mgaya, Y.D. and Mrema, G.D., 2004. Study on the impact of the Pre-entry Science Programme for the period 1997 to June 2004. Report Submitted to UDSM Gender Dimension Programme Committee. 39 pp.

12.5.22 Kolding, J., van Zwieten, P.A.M., Manyala, J., Okedi, J., Mgaya, Y.D. and Orach-Meza, F., 2005. Lake Victoria Environmental Management Program (LVEMP): Regional Synthesis Report on Fisheries Research and Management. States, trends and processes. LVEMP Regional Secretariat, Entebbe, Uganda. 126 pp.

12.5.23 Njau, K., Kundi, B.A.T., Mgaya, Y.D., Mvungi, A., and E. Lewanga, 2005. Implementation completion report for the Lake Victoria Environmental Management Project (T) for the period July 1997-December 2005. 84 pp.

12.5.24 Mgaya, Y.D., Nfuka, E.N., Toba, R.D. and Mashalla, Y.J.S., 2006. University of Dar es Salaam Information and Communication Technology Policy. 44 pp.

12.5.25 Mgaya, Y.D., Kundi, B.A.T. and Mlacha, S.A.K., 2006. Strategic and Perspective Plans for the Inter- University Council for East Africa. Report Submitted to IUCEA, Kampala, Uganda.

12.5.26 Ishumi, A.G., Mgaya, Y.D., Moshi, H.B.P., Mtalo, F.W., Muruke, M.H.S., and Toba, R.D., 2006. Institutional Self-Evaluation: University of Dar es Salaam’s Evaluation of its Performance for the Period 2004-2006. Report to the Tanzania Commission for Universities for Purposes of Re-accreditation. University of Dar es Salaam. 65 pp.

12.5.27 Mgaya, Y.D., Omari, I.M. and Toba, R.D., 2006. Rolling Strategic Plan for the Period 2006/07 to 2010/2011 for Dar es Salaam University College of Education. 64 pp.

12.5.28 Mgaya, Y.D. and Kundi, B.A.T., 2007. Rolling Strategic Plan for the Period 2007/08 to 2011/2012 for the Tanzania National Health Research Forum. 40 pp.

12.5.29 Whist, E., Lukumbuzya, K., Chijoriga, M.M., Pfliegner, K., and Mgaya, Y.D., 2008. Appraisal of a New Natural Resources Programme, 2008-2012. Ministry of Natural Resources and Tourism. Final Appraisal Report to Royal Norwegian Embassy in Dar es Salaam. Scanteam, Oslo. 83 pp.

12.5.30 Sosovele, H., Benjamin, C., Issa, A.S., Kabengi, M.K., Kiwasila, H., Meadows, K., Mfinanga, D., Mgaya, Y.D., Nahonyo, C.L. and Thiam, B., 2008. Strategic Environmental Assessment of Mafia Island. Volumes I– III. Prepared for Millennium Challenge Account–Tanzania. IRG, Washington DC / IRA-UDSM / IUCN, Dar es Salaam.

12.5.31 Mgaya, Y.D., Kundi, B.A.T. and Manyaga, T., 2010. Tanzania Qualifications Framework. Consultancy Report submitted to Tanzania Commission for Universities, Dar es Salaam.

Contact details: 

Executive Secretary

Tanzania Commission for Universities (TCU)

Mlimani Tower, Sam Nujoma Road, Opposite Mlimani City,
P. O.Box 6562. Dar Es Salaam Tanzania

 +255 (0) 22 2772657

 +255 (0) 22 2772891

 http://www.tcu.go.tz