Target 4: By 2020, ecosystem-based approaches to aquatic resources management are being applied on Lake Kariba and other water bodies so as to avoid overfishing, enable the recovery of fish stocks, and reduce loss of indigenous species

Zimbabwe’s aquatic ecosystems are threatened by high pollution levels and the spread of invasive alien species such as water hyacinth (Eichhornia crassipes) and the Nile tilapia (Oreochromis niloticus) • Commercial fish catches of kapenta (Limnothrissa miodon) or Lake Tanganyika sardine in Lake Kariba have drastically decreased due to overfishing