FB-8344 http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 Animalia Chordata Teleostei Cichliformes Cichlidae Pseudotropheus Pseudotropheus williamsi (Günther, 1894) Red top brevis Red top williamsi Ujomalawinahven Mbuna 威廉氏拟丽鱼 威廉氏擬麗魚 Chromis williamsi Günther, 1894 Pseudotropheus williamsii (Günther, 1894) Tilapia williamsi (Günther, 1894) 1993-08-30 2009-04-29 Baensch, H.A. and R. Riehl0 Aquarien atlas. Bd. 3. Melle: Mergus, Verlag für Natur-und Heimtierkunde, Germany. 1104 p. (Ref. 2059) Hureau, J.-C.0 La base de données GICIM: Gestion informatisée des collections ichthyologiques du Muséum. p. 225-227. In Atlas Préliminaire des Poissons d'Eau Douce de France. Conseil Supérieur de la Pêche, Ministère de l'Environnement, CEMAGREF et Muséum national d'Histoire naturelle, Paris. (Ref. 4517) Konings, A.0 Ad Konings's book of cichlids and all the other fishes of Lake Malawi. T.F.H. Publications, Inc. 495 p. (Ref. 5595) Maréchal, C.0 Pseudotropheus. p. 401-415. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5684) Anonymous0 Fish registrations within the museum database of the Vertebrate Section of the Royal Museum for Central Africa. MRAC, Tervuren, Belgium. (Ref. 12818) Wu, H.L., K.-T. Shao and C.F. Lai (eds.)0 Latin-Chinese dictionary of fishes names. The Sueichan Press, Taiwan. 1028 p. (Ref. 31517) Anonymous0 Fish collection database of the Natural History Museum, London (formerly British Museum of Natural History (BMNH)). Natural History Museum, London (formerly British Museum of Natural History (BMNH)). (Ref. 31982) Nsiku, E.0 Changes in the fisheries of Lake Malawi, 1976-1996: ecosystem-based analysis. University of British Columbia, Vancouver, Canada. 217 p. M.Sc. thesis. (Ref. 33486) Anonymous0 Fish collection database of the National Museum of Zimbabwe. National Museum of Zimbabwe, P.O. Box 240, Bulawayo, Zimbabwe. (Ref. 36653) Anonymous0 Fish collection database of the J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 36670) Anonymous0 Fish collection database of the American Museum of Natural History. American Museum of Natural History, Central Park West , NY 10024-5192, USA. (Ref. 41414) Stauffer, J.R. Jr. and K.A. Kellogg0 Description of a new species in the <i>Pseudotropheus williamsi</i> complex (Teleostei: Cichlidae), from Lake Malawi, Africa. Copeia 2002(1):146-151. (Ref. 41512) Varjo, M., L. Koli and H. Dahlström0 Kalannimiluettelo (versio 10/03). Suomen Biologian Seura Vanamo Ry. (Ref. 51086) Chinese Academy of Fishery Sciences0 Chinese aquatic germplasm resources database. http://zzzy.fishinfo.cn (Ref. 58108) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) FB-GeneralDescr-8344 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-08-30 00:00:00 2009-04-29 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution Occurs in very shallow rocky biotopes, usually at exposed sites. Mostly found in the upper 2 m. Feeds mainly from the water column; on plankton when this is available and on insect larvae and other invertebrates that appear in the open water. Has also been observed feeding from the biocover on the rocks (Ref. 5595). Maréchal, C. 1991 Pseudotropheus. p. 401-415. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5684) FB-DiagnosticDescr-8344 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2002-03-25 00:00:00 2002-03-25 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 No acutely sloped ethmovomerine block. Lower jaw parallel to a line from the tip of the snout to the hypural plate. Head depth 102% HL); eyes large, vertical eye diameter 25.5% (Ref. 41512). Stauffer, J.R. Jr. and K.A. Kellogg 2002 Description of a new species in the <i>Pseudotropheus williamsi</i> complex (Teleostei: Cichlidae), from Lake Malawi, Africa. Copeia 2002(1):146-151. (Ref. 41512) FB-Morphology-8344 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2002-03-25 00:00:00 2002-03-25 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size Dorsal spines (total): 17; Dorsal soft rays (total): 8; Analspines: 3; Analsoft rays: 8 Stauffer, J.R. Jr. and K.A. Kellogg 2002 Description of a new species in the <i>Pseudotropheus williamsi</i> complex (Teleostei: Cichlidae), from Lake Malawi, Africa. Copeia 2002(1):146-151. (Ref. 41512) FB-Distribution-8344 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-08-30 00:00:00 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats Africa: Endemic to Lake Malawi. Occurs in Deep Bay, Vua, Nkhata Bay; Likoma, Chisumulu, Mbenji and Maleri Islands; the southeast arm of the lake. Maréchal, C. 1991 Pseudotropheus. p. 401-415. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5684) FB-Uses-8344 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-08-30 00:00:00 2009-04-29 00:00:00 Importance http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat fisheries: commercial; aquarium: commercial Konings, A. 1990 Ad Konings's book of cichlids and all the other fishes of Lake Malawi. T.F.H. Publications, Inc. 495 p. (Ref. 5595) FB-TrophicStrategy-8344 http://purl.org/dc/dcmitype/Text text/html Drina Sta. Iglesia 2001-02-06 00:00:00 2001-02-06 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ FAO General public williamsi Occurs in very shallow rocky biotopes, usually at exposed sites. Mostly found in the upper 2 m. Feeds mainly from the water column; on plankton when this is available and on insect larvae and other invertebrates that appear in the open water. Has also been observed feeding from the biocover on the rocks (Ref. 5595). Maréchal, C. 1991 Pseudotropheus. p. 401-415. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5684) FB-Size-8344 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-08-30 00:00:00 2009-04-29 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ FAO General public http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 16.5 cm TL (male/unsexed; (Ref. 5684)) Maréchal, C. 1991 Pseudotropheus. p. 401-415. In J. Daget, J.-P. Gosse, G.G. Teugels and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ISNB, Brussels; MRAC, Tervuren; and ORSTOM, Paris. Vol. 4. (Ref. 5684) FB-Threats-2 http://purl.org/dc/dcmitype/Text text/html Belen Acosta 1990-10-18 00:00:00 2024-03-07 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=2 http://rs.tdwg.org/ontology/voc/SPMInfoItems#DiagnosticDescription Least Concern (LC) , IUCN Grouper and Wrasse Specialist Group IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006. FB-Habitat-8344 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-08-30 00:00:00 2009-04-29 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=8344 benthopelagic; freshwater; pH range: 7.8 - 8.3; dH range: 10 - 20