| Deteriorating water quality and eutrophication. | Dr. Adnan Abubakr |
| Excessive growth of aquatic vegetation / invasive weeds | Dr. Adnan Abubakr |
| Occurrence of algal blooms | Dr. Adnan Abubakr |
| Decline in aquatic bio-diversity and yield | Dr. Adnan Abubakr |
| Changes in species richness and structure of biological communities | Dr. Adnan Abubakr |
| Control of pollution from point source (immediate catchment) | Dr. Adnan Abubakr |
| Reducing biologically important nutrients (N & P) from aquatic ecosystems | Dr. Adnan Abubakr |
| Water quality improvement | Dr. Adnan Abubakr |
| Enhancement of fish diversity | Dr. Adnan Abubakr |