Lake Barombi Koto
The Barombi Koto is a small, shallow crater in the Sud-Ouest region of Cameroon. It is located about 30 km northeast of the Cameroon mountain about 100 meters above sea level. The circular lake has two small tributaries that dry up in the dry season, the Nsuia Tung and Tung Nsuria. The only outflow is the Nkundung - Kotto, a tributary of the meme, which flows just east of the border between Nigeria and Cameroon to the Atlantic. The crater rim rises up to 50 meters above the water level, a part is forested, cultivated but most of. The residents grow especially plantains, cocoa and cassava. Live on the south and west coasts of the lake immigrants from Nigeria, lying in the middle of the lake on the island barombisprachige fishermen. The bottom is sandy, partly rocky and covered by submerged plant parts.
Flora
Intensive thriving phytoplankton makes the water green brown. Under the phytoplankton to find the diatom Melosira, the cyanobacteria Microcystis, Spirulina, and the green algae Ankistrodesmus, Pediastrum duplex and Scenedesmus, the dinoflagellates Peridinium and ornamental algae Staurastrum. The Secchi depth is less than 80 cm. Higher aquatic plants have not been found.
Fauna
The zooplankton of the lake consists of midge larvae, copepods, ostracods, rotifers and freshwater mites. Midges and dragonfly larvae live on the fallen leaves in the water and the lake bottom is populated by mayfly larvae, Wenigborstern, nematodes, freshwater mites, ostracods, giant bugs, water beetles and freshwater crabs. In addition, of Belleville snails of the genus Bulinus are the intermediate hosts for schistosomiasis. Sponges are rare.
The fish fauna of the Barombi Koto consists of the following types: the splendor fins barbel ( Barbus callipterus ), the catfish Clarias werneri, the five spots cichlid ( Hemichromis fasciatus ), Sarotherodon galilaeus Pelmatolapia mariae, the endemic Coptodon kottae and Chromidotilapia guentheri loennbergi an endemic subspecies of Günther's splendor perch. In the tributaries of the Barombi Koto of Multicolored Killifish lives ( Aphyosemion bitaeniatum ) and Oeser Killifish ( Fundulopanchax oeseri ).
The only Lurch of the lake is the tropical clawed frog ( Silurana tropicalis ).
Birds that live on the banks of the lake and feed primarily or partly of fish are: Little Grebe ( Tachybaptus ruficollis ), Long-tailed Cormorant (Phalacrocorax africanus), African Darter (Anhinga rufa), Purple Heron (Ardea purpurea), Great Egret (Ardea alba), Hagedasch ( Bostrychia hagedash ), Black Kite (Milvus migrans), Pied Kingfisher ( Ceryle rudis ), giant Kingfisher ( Megaceryle maxima), Schillereisvogel (Alcedo quadribrachys ), Malachite Kingfisher (Alcedo cristata ) and the Palm Vulture ( Gypohierax angolensis ), which not only Palm fruit, but every now and then also eats fish.