Long-term objective

To reduce industrial pollution into Lake Victoria


Overall Objective

To enhance utilization of microalgae in industrial effluent management in Uganda


Specific objective 1.

To determine algae bloom species composition in Lake Victoria and its basin.

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Investigating the environmental condition of Algal bloom waters at Murchison Bay.

Last updated in 2020

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Algal bloom floating on Lake Victoria waters

Last updated in 2020


Progress on output 1.


Algal bloom database for lake victoria and its basin

Table of the different species

Location Species Cell per ml (av.)
Years (2018/2019
Lake Victoria Microcystis aeruginosa 39051
Lake Victoria Merismopedia tenuissima 8324
Lake Victoria Dolichospermum circinale 2430
Waste Water Spirulina platensis 2618

Specific objective 2.

To determine the efficacy of different algae species in effluent management.

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Harvesting algae at Kirinya waste water treatment ponds.

Last updated in 2020

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Algae grown at small scale to test their efficiency in removal of pollutants (nutrients) from industrial effluent

Last updated in 2020

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Testing Algae efficiency in removal of pollutants from industrial effluent at large scales.

Last updated in 2020

Progress on output 2.



Specific objective 3.

To determine ways of disposing of the excess algae

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Harvested Algae from the experiments..

Last updated in 2020

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Microalgae on solid nutrient media during isolation for growing pure strains

Last updated in 2020

Progress on output 3.


Progress to be reported during cultural experiments.



Specific objective 4.

To determine socio-economic losses associated with the algal bloom

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Reparian catchment deforestation. (for firewood).

Last updated in 2020

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Researchers collecting data on the causes and effects of algal blooms.

Last updated in 2020

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Worms under the algal bloom affects the skin of the fishers.

Last updated in 2020

Progress on output 4.


Qualitative study undertaken at determine the socio-economic losses.
click to view focus group discussion summary



Three dominant species identified so far

Group Species Average cells per ml
Years (2018/2019)
Cyanobacteria Microcystis aeruginosa 39051
Cyanobacteria Merismopedia tenuissima 8324
Cyanobacteria Dolichospermum circinale 2430
Cyanobacteria Arthrospira platensis 2618