INVASIVE AQUATIC SPECIES REDUCE ECOLOGICAL SERVICES IN AFRICA
FIGURE 4.24 Water hyacinth in Lake Victoria interferes with fishing and transport. Another invasive species, the introduced Nile perch, coupled with nutrient pollution has led to the extinction of hundreds of native fish of Lake Victoria, which had been the traditional source of protein for millions of people living around the lake.
(AP Photo/Danny Wilcox Frazier) (Woodfall Wild Images/Photoshot)