The impacts of introduced species on lake ecosystems: A case of Lakes Victoria and Naivasha, Kenya.

• DOI: 10.31730/osf.io/b5nyt
• Publication Date: 2019-10-09T01:57:55Z
• Authors: Nicholas Outa; Dan Mungai; James Last A. Key...
• Keywords: Nile tilapia; Eichhornia crassipes

Fish and other aquatic organisms have been introduced into new environments for various reasons. Provision of sports fishery, supplemental to stocks, fill empty niches, control weeds, disease vectors even create a commercial fishery are some the reasons why fish species ecosystems. Lake Victoria Naivasha in Kenya seen several introductions as discussed this paper. In example, include Nile perch, Lates niloticus, tilapia, Oreochromis Tilapia zilii, esclentus among others. The most successful that tilapia water hyacinth. too has witnessed number its fisheries too. Some lake those Common carp, Cyprinus carpio, largemouth bass, Micropterus salmoides, O. niloticus Louisiana red swamp crayfish, Procambarus clarkia. Aside from mentioned, invasive plant also these two Of notable success impacts hyacinth, Eichhornia crassipes cabbage, Pistia stratiotes. These had both negative positive on ecology lakes. predation native by like case perch bass respectively. Competition resources hybridization with tilapiines lakes undesirable results. Blockage navigation routes caused plants major problem sometimes leading massive postharvest losses fishermen. On hand, led an increase landings well utilization niches were initially vacant within It can therefore be concluded often more effects such should based sound scientific research order minimize their environments.