I reported previously (in 2011) about Israel’s work to clean up Lake Victoria. The Hebrew University of Jerusalem has since been working with Makerere University in Kampala, Uganda, to develop fish farms that have restored indigenous species of fish previously devastated by the lake’s invasive Nile Perch.
https://www.youtube.com/embed/cy8MFePPulo?rel=0
http://www.huji.ac.il/cgi-bin/dovrut/dovrut_search_eng.pl?mesge126552992605872560