FB-5012 http://www.fishbase.org/summary/SpeciesSummary.php?id=5012 Animalia Chordata Elasmobranchii Rajiformes Rajidae Dipturus Dipturus doutrei (Cadenat, 1960) Rog Javalin skate Javelin skate Skate Violet skate Violetne tiibrai Raie violette Raya violeta Spiesrog 道氏鰩 道氏鳐 Raja doutrei Cadenat, 1960 1992-02-11 2018-11-20 Breder, C.M. and D.E. Rosen0 Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. (Ref. 205) Schneider, W.0 FAO species identification sheets for fishery purposes. Field guide to the commercial marine resources of the Gulf of Guinea. Prepared and published with the support of the FAO Regional Office for Africa. Rome: FAO. 268 p. (Ref. 2683) Hulley, P.A.0 Rajidae. p. 115-127. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 2708) Stehmann, M.0 Rajidae. p. 29-50. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic. 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Moller0 A history of electroreception. p. 39-55. In P. Moller (ed.) Electric fishes:history and behavior. Fish and Fisheries Series 17. Chapman & Hall, London. (Ref. 10311) Stehmann, M.0 First and new records of skates (Chondrichthyes, Rajiformes, Rajidae) from the West African continental slope (Morocco to South Africa), with descriptions of two new species. Arch. Fish. Mar. Res. 43(1):1-119. (Ref. 11284) Bianchi, G., K.E. Carpenter, J.-P. Roux, F.J. Molloy, D. Boyer and H.J. Boyer0 FAO species identification guide for fishery purposes. Field guide to the living marine resources of Namibia. FAO, Rome. 265p. (Ref. 27121) McEachran, J.D. and K.A. Dunn0 Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314) Macpherson, E. and B.A. Roel0 Trophic relationships in the demersal fish community off Namibia. S. Afr. J. Mar. Sci. 5:585-596. (Ref. 27637) 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) Anonymous0 Fish collection database of the Intitut fur Seefischerei (ISH). BIOLAB Forschungsinstitut, Hohenwestedt, Germany. (Ref. 35509) Compagno, L.J.V.0 Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref. 35766) Bianchi, G., K.E. Carpenter, J.-P. Roux, F.J. Molloy, D. Boyer and H.J. Boyer0 FAO species identification guide for fishery purposes. Field guide to the living marine resources of Namibia. FAO, Rome. 265 p. (Ref. 36731) Haedrich, R.L. and N.R. Merrett0 Summary atlas of deep-living demersal fishes in the North Atlantic Basin. J. 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(Ref. 55783) Chinese Academy of Fishery Sciences0 Chinese aquatic germplasm resources database. http://zzzy.fishinfo.cn (Ref. 58108) Macpherson, E.0 Influence of geographical distribution, body size and diet on population density of benthic fishes off Namibia (South West Africa). Mar. Ecol. Prog. Ser. 50:295-299. (Ref. 58748) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from http://www.fao.org/fishery/collection/asfis, 29 April 2008. (Ref. 75549) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from http://www.fao.org/fishery/collection/asfis/en, March 2010. (Ref. 83882) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from http://www.fao.org/fishery/collection/asfis/en, March 2012. (Ref. 90062) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from http://www.fao.org/fishery/collection/asfis/en, April 2014. (Ref. 95632) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from http://www.fao.org/fishery/collection/asfis/en, [accessed 13/04/2015]. (Ref. 101110) eElurikkus0 eElurikkus koondab ühte portaali Eesti eluslooduse andmed. http://elurikkus.ut.ee/ (Ref. 105471) Last, P.R., W.T. White, M.R. de Carvalho, B. Séret, M.F.W. Stehmann and G.J.P. Naylor0 Rays of the world. CSIRO Publishing, Comstock Publishing Associates. i-ix + 1-790. (Ref. 114953) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from http://www.fao.org/fishery/collection/asfis/en (accessed 08/06/2017). (Ref. 115257) FAO-FIES0 Aquatic Sciences and Fisheries Information System (ASFIS) species list. Retrieved from htttps://www.fao.org/fishery/collection/asfis/en [accessed May, 2018] (Ref. 118272) Last, P.R., S. Weigmann and L. Yang0 Changes to the nomenclature of the skates (Chondrichthyes: Rajiformes). In: Last and Yearsley (eds.). Rays of the World: Supplementary Information. CSIRO Special Publication. 11-34. (Ref. 118749) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) FB-GeneralDescr-5012 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1992-02-11 00:00:00 2018-11-20 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=5012 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat Occurs in deeper slope waters (Ref. 4426). Feeds on benthic fishes, shrimps and crabs (Ref. 27637, Ref. 114953). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Males reaches maturity at ca. 101 cm TL (Ref. 114953). McEachran, J.D. and K.A. Dunn 1998 Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314) FB-DiagnosticDescr-5012 http://purl.org/dc/dcmitype/Text text/html Cristina V. Garilao 1996-11-24 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=5012 an all-dark longnose skate with an elongated, acutely triangular snout, and a stout tail - shorter than body and with mid-section swollen sausage-shaped; disc with narrowly rounded outer corners and smooth underside except for small denticles on snout; no thorns on nape or along back (Ref. 5578). Dark brown with irregular dark blotches dorsally; rear end of disc and pelvic fins blackish; underside dark brown with black pores and scattered lighter blotches on disc, at base of pelvic fins, around vent, and on tail (Ref. 5578). Compagno, L.J.V., D.A. Ebert and M.J. Smale 1989 Guide to the sharks and rays of southern Africa. New Holland (Publ.) Ltd., London. 158 p. (Ref. 5578) FB-Distribution-5012 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1992-02-11 00:00:00 2018-09-28 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5012 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Morphology Eastern Central Atlantic to Southwest Indian Ocean: off Mauritania to South Africa (east to Cape Province) (Ref. 114953). Stehmann, M. 1995 First and new records of skates (Chondrichthyes, Rajiformes, Rajidae) from the West African continental slope (Morocco to South Africa), with descriptions of two new species. Arch. Fish. Mar. Res. 43(1):1-119. (Ref. 11284) FB-Uses-5012 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1992-02-11 00:00:00 2018-11-20 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=5012 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution fisheries: commercial Schneider, W. 1990 FAO species identification sheets for fishery purposes. Field guide to the commercial marine resources of the Gulf of Guinea. Prepared and published with the support of the FAO Regional Office for Africa. Rome: FAO. 268 p. (Ref. 2683) FB-LifeCycle-5012 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1992-02-11 00:00:00 2018-11-20 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org//Reproduction/FishReproSummary.php?ID=5012&StockCode=5246 Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Breder, C.M. and D.E. Rosen 1966 Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. (Ref. 205) FB-TrophicStrategy-5012 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1999-09-21 00:00:00 2007-08-28 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public doutrei http://rs.tdwg.org/ontology/voc/SPMInfoItems#TrophicStrategy Occurs in deeper slope waters (Ref. 4426). Feeds on benthic fishes, shrimps and crabs (Ref. 27637). Macpherson, E. and B.A. Roel 1987 Trophic relationships in the demersal fish community off Namibia. S. Afr. J. Mar. Sci. 5:585-596. (Ref. 27637) FB-Size-5012 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1992-02-11 00:00:00 2018-11-20 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=5012 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size 115 cm TL (male/unsexed; (Ref. 114953)) Last, P.R., W.T. White, M.R. de Carvalho, B. Séret, M.F.W. Stehmann and G.J.P. Naylor 2016 Rays of the world. CSIRO Publishing, Comstock Publishing Associates. i-ix + 1-790. (Ref. 114953) 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#Threats 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-5012 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1992-02-11 00:00:00 2018-11-20 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=5012 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat bathydemersal; marine; depth range 163 - 1200 m (Ref. 11284), usually 450 - 600 m (Ref. 36731) Stehmann, M. 1995 First and new records of skates (Chondrichthyes, Rajiformes, Rajidae) from the West African continental slope (Morocco to South Africa), with descriptions of two new species. Arch. Fish. Mar. Res. 43(1):1-119. (Ref. 11284) Bianchi, G., K.E. Carpenter, J.-P. Roux, F.J. Molloy, D. Boyer and H.J. Boyer 1999 FAO species identification guide for fishery purposes. Field guide to the living marine resources of Namibia. FAO, Rome. 265 p. (Ref. 36731)