FB-68362 http://www.fishbase.org/summary/SpeciesSummary.php?id=68362 Animalia Chordata Petromyzonti Petromyzontiformes Petromyzontidae Lampetra Lampetra soljani Tutman, Freyhof, Dulčić, Glamuzina & Geiger, 2017 Malagasy skinny spurdog Squalus megalops (non Macleay, 1881) 2017-09-20 2017-09-21 Compagno, L.J.V.0 FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247) Compagno, L.J.V., D. Dando and S. Fowler0 Sharks of the world. Princeton field guides. Harper Collins Publishing Ltd., London. 368 p. (Ref. 58085) Heemstra, P.C. and E. Heemstra0 Coastal fishes of Southern Africa. National Inquiry Service Centre (NISC) and South African Institute for Aquatic Biodiversity (SAIAB), Grahamstown. 488 p. (Ref. 58304) Ebert, D.A.0 Deep-sea Cartilaginous Fishes of the Indian Ocean. Volume 1. Sharks. Rome: FAO. FAO Species Catalogue for Fishery Purposes. No. 8(1):1- 256 p. (Ref. 97115) Weigmann, S.0 Annotated checklist of the living sharks, batoids and chimaeras (Chondrichthyes) of the world, with a focus on biogeographical diversity. J. Fish Biol. 88(1):1-201. (Ref. 106604) Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho0 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) FB-GeneralDescr-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2017-09-27 00:00:00 2017-09-28 00:00:00 Biology http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68371 A mesopelagic species, where its distribution indicates that it is a warmer-water speciesassociated with the Mozambique and Agulhas currents (Ref. 116247). Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) FB-DiagnosticDescr-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2018-01-18 00:00:00 2018-01-18 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68371 This species is distinguished from its congeners by the following characters: a slender body with a narrow caudal fin, pointed dorsal and ventral caudal tips, and dermal dentils with markedly slender crowns; it is clearly distinct from its regional congeners S. acanthias, S. acutipinnis, Squalus cf. blainvillei, Squalus cf. mitsukurii, S. megalops, by having a ventral caudal lobe which is mostly white with a black caudal blotch near lower caudal origin; differs from S. megalops by having a more elongated first dorsal fin spine, with length 4.9% TL (4.2-5.1%) and corresponding to 0.6 (0.5-0.7) times the height of first dorsal fin in adult specimens (vs. 2.7-3.7% TL, 0.3-0.4 times in S. megalops), slender and upright dorsal fins (vs. wide and low), postventral caudal margins not uniformly white (vs. uniformly white); it differs from S. brevirostris and S. acanthias by its greater preoral length, its length 9.5-11.1% TL (vs. 8.5-9.1% TL for brevirostris and 8.3-9.2% TL for acanthias); differs from S. brevirostris and S. crassispinus by the thickness of its first dorsal fin spine of adults, base length 0.8-1.0% TL (vs. 0.5-0.7% TL for brevirostris and 1.1-1.3% TL for crassispinus); adults of Squalus mahia differs from S. acanthias and S. crassispinus by its first dorsal fin anterior margin length 10.5-12.2% TL (vs. 6.8-9.8% TL for acanthias and 12.6-12.9% TL for crassispinus); differs from S. acanthias and S. margaretsmithae by its greater prespiracular length. 12.4-13.7% TL (vs. 10.7-12.0% TL for acanthias and 11.5-12.3% TL for margaretsmithae); differs from S. chloroculus, S. edmundsi, S. lalannei, S. mitsukurii, S. montalbani, S. nasutus by having a smaller snout with prenarial length shorter than distance from nostril to upper labial furrow, and unicuspid and lanceolate dermal dentils (vs. prenarial length greater than distance from nostril to upper labial furrow, and tricuspid and rhomboid dermal dentils) (Ref. 116247). Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) FB-Distribution-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2017-09-27 00:00:00 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68371 Western Indian Ocean: restricted distribution from Socotra Islands and northern Madagascar to Algoa Bay, Eastern Cape in South Africa. Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) FB-Uses-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2017-09-27 00:00:00 2017-09-28 00:00:00 Importance http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68371 fisheries: of potential interest FB-TrophicStrategy-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2018-05-31 00:00:00 2018-05-31 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ mahia A mesopelagic species, where its distribution indicates that it is a warmer-water speciesassociated with the Mozambique and Agulhas currents (Ref. 116247). Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) FB-Size-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2017-09-27 00:00:00 2017-09-28 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68371 50.0 cm TL (male/unsexed; (Ref. 116247)); 59 cm TL (female) Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) 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/ http://www.fishbase.org/summary/SpeciesSummary.php?id=2 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-68371 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2017-09-27 00:00:00 2017-09-28 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=68371 pelagic-oceanic; marine; depth range 55 - 500 m (Ref. 116247), usually 202 - 390 m (Ref. 116247) Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247) Viana, S.T. d. F.L., M.W. Lisher and M.R. de Carvalho 2017 Two new species of short-snouted dogfish sharks of the genus <i>Squalus</i> Linnaeus, 1758, from southern Africa (Chondrichthyes: Squaliformes: Squalidae). Mar. Biodiv. 1-28. (Ref. 116247)