FB-5065 http://www.fishbase.org/summary/SpeciesSummary.php?id=5065 Animalia Chordata Teleostei Osteoglossiformes Notopteridae Xenomystus Xenomystus nigri (Günther, 1868) Brzeszczotek czarny Nožovec africký Nožovec černý Xenomystus africký Barrygget knivbladfisk Afrikanischer Messerfisch African knife fish African knifefish African knife-fish False featherback Must ebasulgselg Nfabla Teräkala Poisson couteau Dolajo Bele bunyi Patapen Ksenomist спинопер ложный Afrikansk knivfisk Felefele Bantala Canda planty Fak Imbeembe Ipelepele K-bopoh Loembe Lombembe Mamafirgo Momafrigo Patapan 光背魚 光背鱼 Notopterus nigri Günther, 1868 Notopterus nili Steindachner, 1881 Xenomystes nigri (Günther, 1868) 1992-02-14 2008-01-29 Breder, C.M. and D.E. Rosen0 Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. (Ref. 205) Blache, J.0 Les poissons du bassin du Tchad et du bassin adjacent du Mayo Kebbi. Étude systématique et biologique. Mém. O.R.S.T.O.M. 4(2):483 p. 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Retrieved from htttps://www.fao.org/fishery/collection/asfis/en [accessed May, 2018] (Ref. 118272) Zamba, A.I., E. Vreven, V. Mamonekene, T. Musschoot, H.F.P. Ngot and J. Snoeks0 Length-weight relationships of 37 freshwater fish species from the Lefini river, middle Congo River basin (Republic of the Congo). J. Appl. Ichthyol. 36:352-357. (Ref. 124477) Stiassny, M.L.J., E. Alter, R.J.C. Monsembula Iyaba and T.L.D. Liyandja0 Two new <i>Phenacogrammus</i> (Characoidei; Alestidae) from the Ndzaa River (Mfimi-Lukenie basin) of central Africa, Democratic Republic of Congo. Am. Mus. Novit. 3980:1-22. (Ref. 127185) Ezemonye, L.I.N. and F.A. Osiezaghe0 Interspecific variations in the fecundity of some dominant fish populations in Ikpoba River, Nigeria. Biological Sciences-PJSIR 48(5):338-344. (Ref. 127456) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) Price, S.A., S.T. Friedman, K.A. Corn, O. Larouche, K. Brockelsby, A.J. Lee, M. Nagaraj, N.G. Bertrand, M. Danao, M.C. Coyne, J.R. Estrada, R. Friedman, E. Hoeft, M. Iwan, D. Gross, J.H. Kao, B. Landry, M.J. Linares, C. McGlinn and …0 FishShapes v1: Functionally relevant measurements of teleost shape and size on three dimensions. Ecology 103(e3829):1-2. (Ref. 137577) FB-GeneralDescr-5065 http://purl.org/dc/dcmitype/Text text/html Tess Cruz 1992-02-14 00:00:00 2008-01-29 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=5065 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution Prefers quiet waters with vegetation. Females lay 150-200 eggs of 2 mm diameter (Ref. 1672). Can produce barking sounds. Comes to the surface from time to time to swallow air. Feeds at dusk and during the night on worms, crustaceans, insects and snails (Ref. 7020). Roberts, T.R. 1992 Systematic revision of the old world freshwater fish family Notopteridae. Ichthyol. Explor. Freshwat. 2(4):361-383. (Ref. 7431) FB-DiagnosticDescr-5065 http://purl.org/dc/dcmitype/Text text/html Maria Lourdes D. Palomares 1992-06-17 00:00:00 2017-11-15 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=5065 Body height 5-5.4 x SL, head length 6.9-7.5 x SL, snout smaller than eye, eye diameter 3.8-4.5 x head length, maxilla extends to vertical of eye center or just under the eye's posterior border, ventral spines 25-32 Bigorne, R. 1990 Notopteridae. p. 119-121. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux et saumâtres d'Afrique de l'Ouest. tome 1. Faune Trop. 28. Musée Royal de l'Afrique Centrale, Tervuren, and ORSTOM, Paris. (Ref. 2917) FB-Morphology-5065 http://purl.org/dc/dcmitype/Text text/html Maria Lourdes D. Palomares 1992-06-17 00:00:00 2017-11-15 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5065 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size Dorsal spines (total): 0; Analspines: 0; Analsoft rays: 108 - 130 Bigorne, R. 1990 Notopteridae. p. 119-121. In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux et saumâtres d'Afrique de l'Ouest. tome 1. Faune Trop. 28. Musée Royal de l'Afrique Centrale, Tervuren, and ORSTOM, Paris. (Ref. 2917) FB-Distribution-5065 http://purl.org/dc/dcmitype/Text text/html Tess Cruz 1992-02-14 00:00:00 2022-10-11 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5065 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats Africa: widely distributed in tropical Africa, in the Nile, Chad, Niger, Ogowe and Congo basins (Ref. 7431). Also present in coastal rivers in Sierra Leone, Liberia, Togo, Benin and Cameroon, but not found in Côte d'Ivoire nor Ghana (Ref. 7431). Roberts, T.R. 1992 Systematic revision of the old world freshwater fish family Notopteridae. Ichthyol. Explor. Freshwat. 2(4):361-383. (Ref. 7431) FB-Uses-5065 http://purl.org/dc/dcmitype/Text text/html Tess Cruz 1992-02-14 00:00:00 2008-01-29 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=5065 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat fisheries: of no interest; aquarium: commercial Mills, D. and G. Vevers 1989 The Tetra encyclopedia of freshwater tropical aquarium fishes. Tetra Press, New Jersey. 208 p. (Ref. 7020) FB-TrophicStrategy-5065 http://purl.org/dc/dcmitype/Text text/html Drina Sta. Iglesia 2000-11-09 00:00:00 2004-09-28 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public nigri http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution Prefers quiet waters with vegetation. Females lay 150-200 eggs of 2 mm diameter (Ref. 1672). Can produce barking sounds. Comes to the surface from time to time to swallow air. Feeds at dusk and during the night on worms, crustaceans, insects and snails . Roberts, T.R. 1992 Systematic revision of the old world freshwater fish family Notopteridae. Ichthyol. Explor. Freshwat. 2(4):361-383. (Ref. 7431) FB-Size-5065 http://purl.org/dc/dcmitype/Text text/html Tess Cruz 1992-02-14 00:00:00 2008-01-29 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=5065 30.0 cm SL (male/unsexed; (Ref. 31256)) Olaosebikan, B.D. and A. Raji 1998 Field guide to Nigerian freshwater fishes. Federal College of Freshwater Fisheries Technology, New Bussa, Nigeria. 106 p. (Ref. 31256) 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#Size 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-5065 http://purl.org/dc/dcmitype/Text text/html Tess Cruz 1992-02-14 00:00:00 2008-01-29 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5065 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats demersal; freshwater; pH range: 6.0 - 8.0; dH range: 5 - 19