FB-7962 http://www.fishbase.org/summary/SpeciesSummary.php?id=7962 Animalia Chordata Elasmobranchii Rajiformes Rajidae Dipturus Dipturus springeri (Wallace, 1967) Raia barriguda Rog Roughbelly skate Skate Korekõht-tiibrai Raie de Springer Raya de Springer Ruwbuikrog 史氏鰩 史氏鳐 Raja springeri Wallace, 1967 1993-04-21 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) 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) Fischer, W., I. Sousa, C. Silva, A. de Freitas, J.M. Poutiers, W. Schneider, T.C. Borges, J.P. Feral and A. Massinga0 Fichas FAO de identificaçao de espécies para actividades de pesca. Guia de campo das espécies comerciais marinhas e de águas salobras de Moçambique. Publicaçao preparada em collaboraçao com o Instituto de Investigaçao Pesquiera de Moçambique, com financiamento do Projecto PNUD/FAO MOZ/86/030 e de NORAD. Roma, FAO. 1990. 424 p. (Ref. 5213) Compagno, L.J.V., D.A. Ebert and M.J. Smale0 Guide to the sharks and rays of southern Africa. New Holland (Publ.) Ltd., London. 158 p. (Ref. 5578) Ebert, D.A., P.D. Cowley and L.J.V. Compagno0 A preliminary investigation of the feeding ecology of skates (Batoidea: Rajidae) off the west coast of southern Africa. S. Afr. J. Mar. Sci. 10:71-81. (Ref. 7458) Fritzsch, B. and P. 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) Heemstra, P.C.0 Additions and corrections for the 1995 impression. p. v-xv. In M.M. Smith and P.C. Heemstra (eds.) Revised Edition of Smiths' Sea Fishes. Springer-Verlag, Berlin. (Ref. 11228) 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) 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) 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) 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) 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) Bor, P.H.F.0 Nederlandse naamlijst van de recente haaien en roggen (Chondrichthyes: Elasmobranchii) van de wereld. World Wide Web electronic publication www.rajidae.tmfweb.nl, version (05/2002). (Ref. 43454) Dulvy, N.K. and J.D. Reynolds0 Evolutionary transitions among egg-laying, live-bearing and maternal inputs in sharks and rays. Proc. R. Soc. Lond., Ser. B: Biol. Sci. 264:1309-1315. (Ref. 50449) Chinese Academy of Fishery Sciences0 Chinese aquatic germplasm resources database. http://zzzy.fishinfo.cn (Ref. 58108) 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) Ebert, D.A., L.J.V. Compagno and P.D. Cowley0 Aspects of the reproductive biology of skates (Chondrichthyes: Rajiformes: Rajoidei) from southern Africa. ICES Journal of Marine Science 65(1):81-102. (Ref. 80491) 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) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) FB-pic-7962-24048 http://purl.org/dc/dcmitype/StillImage image/gif FAO 1999-09-13 2010-07-09 http://creativecommons.org/licenses/by-nc/3.0/ This work is licensed under a Creative Commons Attribution-Noncommercial 3.0 Unported License. Image can be freely copied and altered but may be used only for non-commercial purposes. Original author and source must be properly acknowledged WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=7962 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Uses http://www.fishbase.us/images/species/Dispr_u0.gif http://www.fishbase.us/images/thumbnails/gif/tn_Dispr_u0.gif FB-GeneralDescr-7962 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-04-21 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=7962 http://rs.tdwg.org/ontology/voc/SPMInfoItems#TrophicStrategy Inhabits the outer shelf and upper slope (Ref. 5578). Rarely caught, probably inhabits hard bottoms that are seldom trawled (Ref. 114953). Feeds on bony fish, crabs and squid (Ref. 5578, Ref. 114953). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Males reaches maturity at 125-135 cm TL, females at 170-190 cm TL. Smallest known specimen at 27 cm TL (Ref. 114953) Probably caught by hake trawlers (Ref. 5578). 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-7962 http://purl.org/dc/dcmitype/Text text/html Cristina V. Garilao 1996-11-25 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=7962 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Size An all-dark longnose skate with its underside uniformly roughened by small denticles; snout acutely pointed and greatly elongated, and tail moderately stout and not conspicuously swollen; pectoral disc angular and broader than in other longnose skates in the area; no nape thorn (Ref. 5578). Dark grey to blackish above and below, ventral mucous pores black (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-7962 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-04-21 00:00:00 2022-06-22 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org/summary/SpeciesSummary.php?id=7962 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats Southeast Atlantic and Western Indian Ocean: in scattered localities from Lüderitz, Namibia round the Cape (South Africa) to central Mozambique; also off Madagascar and Kenya; also found off India and Oman (Ref. 114953). Heemstra, P.C. 1995 Additions and corrections for the 1995 impression. p. v-xv. In M.M. Smith and P.C. Heemstra (eds.) Revised Edition of Smiths' Sea Fishes. Springer-Verlag, Berlin. (Ref. 11228) FB-Uses-7962 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-04-21 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=7962 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Habitat fisheries: of no interest Hulley, P.A. 1986 Rajidae. p. 115-127. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 2708) FB-LifeCycle-7962 http://purl.org/dc/dcmitype/Text text/html Susan M. Luna 1993-04-21 00:00:00 2018-11-20 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ WorldFish Center - FishBase General public http://www.fishbase.org//Reproduction/FishReproSummary.php?ID=7962&StockCode=8273 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Distribution Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). 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-Size-7962 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-04-21 00:00:00 2018-11-20 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=7962 192 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#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-7962 http://purl.org/dc/dcmitype/Text text/html Pascualita Sa-a 1993-04-21 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=7962 http://rs.tdwg.org/ontology/voc/SPMInfoItems#Threats bathydemersal; marine; depth range 88 - 740 m (Ref. 11284), usually 400 - 500 m (Ref. 5578) 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) 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)