Perissodini is a
tribe
The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide use of the term in English is in the discipline of anthropology. The definition is contested, in part due to conflict ...
of African
cichlid
Cichlids ()
are a large, diverse, and widespread family of percomorph fish in the family Cichlidae, order Cichliformes. At least 1,760 species have been scientifically described, making it one of the largest vertebrate families, with on ...
s, containing three
genera
Genus (; : genera ) is a taxonomic rank above species and below family as used in the biological classification of living and fossil organisms as well as viruses. In binomial nomenclature, the genus name forms the first part of the binomial s ...
of
freshwater fish
Freshwater fish are fish species that spend some or all of their lives in bodies of fresh water such as rivers, lakes, ponds and inland wetlands, where the salinity is less than 1.05%. These environments differ from marine habitats in many wa ...
found only in
Lake Tanganyika
Lake Tanganyika ( ; ) is an African Great Lakes, African Great Lake. It is the world's List of lakes by volume, second-largest freshwater lake by volume and the List of lakes by depth, second deepest, in both cases after Lake Baikal in Siberia. ...
.
One of its genera, ''
Haplotaxodon'', feeds on small fish and
zooplankton
Zooplankton are the heterotrophic component of the planktonic community (the " zoo-" prefix comes from ), having to consume other organisms to thrive. Plankton are aquatic organisms that are unable to swim effectively against currents. Consequent ...
. The other two genera are specialised in
eating scales from other fish.
[ They are all mouthbrooders.][Smith, M.P. (1998). Lake Tanganyikan Cichlids, pp. 11—13. ]
References
External links
* https://www.uniprot.org/taxonomy/319066
* https://web.archive.org/web/20071206122807/http://www.practicalfishkeeping.co.uk/pfk/pages/item.php?news=1344
Pseudocrenilabrinae
{{Pseudocrenilabrinae-stub