FB-67973 http://www.fishbase.org/summary/SpeciesSummary.php?id=67973 Animalia Chordata Teleostei Cyprinodontiformes Rivulidae Rivulus Rivulus xi Vermeulen, 2013 Cação-bagre-corcunda Humpback Western dogfish Squalus sp. B Not applicable 2016-07-19 2021-10-15 Soto, J.M.R.0 Annotated systematic checklist and bibliography of the coastal and oceanic fauna of Brazil. I. Sharks. Mare Magnum 1(1):51-119. (Ref. 53443) Soto, J.M.R. and M.M. Mincarone0 Collections of the Museu Oceanográfico de Vale do Itajaí. I. Catalog of cartilaginous fishes (Myxini, Cephalaspidomorphi, Elasmobranchii, Holocephali). Mare Magnum 21(1-2):1-125. (Ref. 56542) Viana, S.T.d.F., M.R. De Carvalho and U.L. Gomes0 Taxonomy and morphology of species of the genus <i>Squalus</i> Linnaeus, 1758 from the Southwestern Atlantic Ocean (Chondrichthyes: Squaliformes: Squalidae). Zootaxa 4133(1):1-89. (Ref. 109601) Beolens, B., M. Grayson and M. Watkins0 Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. (Ref. 128868) FB-DiagnosticDescr-67982 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2016-07-27 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=67982 This species can be distinguished from its congeners through the following set of characters: body which is conspicuously robust and humped dorsally; second dorsal fin is upright and markedly tall (height 4.0%, 4.7%-5.3% TL); first and second dorsal-fin spines are elongated (first dorsal-fin spine length 4.3%, 3.3%-4.3% TL and second dorsal-fin spine length 4.4%, 3.9%-4.3% TL), and broad at base (first spine base length 0.9%, 0.7%-1.0% TL; second spine base length 1.0%, 0.8%-0.9% TL); caudal fin have a conspicuous rectangular dorsal lobe; the dermal denticles are tricuspid, markedly imbricate and broad at crown; differs from S. bahiensis by having a larger pectoral-fin anterior margin length, 15.9%, 15.5%-16.0% TL (vs. 14.3%, 14.4%-14.5% TL) and more elongate first dorsal-fin spine, its length 4.3%, 3.3%-4.3% TL (vs. 2.8%, 2.9%-3.0% TL), has a larger first dorsal fin with greater anterior margin length, 11.2%, 10.8%-11.4% TL (vs. 10.5%, 10.3%-10.6% TL) and fin base (length 8.2%, 7.7%-8.5% TL vs. 7.5%, 7.2%-7.3% TL, respectively); differs from S. lobularis by having a greater interdorsal distance, 26.4%, 24.0%-25.8% TL (vs. 22.3%, 21.9%-23.6% TL) (Ref. 109601). Viana, S.T.d.F., M.R. De Carvalho and U.L. Gomes 2016 Taxonomy and morphology of species of the genus <i>Squalus</i> Linnaeus, 1758 from the Southwestern Atlantic Ocean (Chondrichthyes: Squaliformes: Squalidae). Zootaxa 4133(1):1-89. (Ref. 109601) FB-Morphology-67982 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2016-07-27 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=67982 Vertebrae: 116 - 121 Viana, S.T.d.F., M.R. De Carvalho and U.L. Gomes 2016 Taxonomy and morphology of species of the genus <i>Squalus</i> Linnaeus, 1758 from the Southwestern Atlantic Ocean (Chondrichthyes: Squaliformes: Squalidae). Zootaxa 4133(1):1-89. (Ref. 109601) FB-Distribution-67982 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2016-07-27 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=67982 Southwest Atlantic: known as an endemic species in southern Brazil. Viana, S.T.d.F., M.R. De Carvalho and U.L. Gomes 2016 Taxonomy and morphology of species of the genus <i>Squalus</i> Linnaeus, 1758 from the Southwestern Atlantic Ocean (Chondrichthyes: Squaliformes: Squalidae). Zootaxa 4133(1):1-89. (Ref. 109601) FB-Uses-67982 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2016-07-27 00:00:00 2016-07-27 00:00:00 Importance http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=67982 fisheries: of potential interest FB-Size-67982 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2016-07-27 00:00:00 2016-07-27 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=67982 85 cm TL (female) Viana, S.T.d.F., M.R. De Carvalho and U.L. Gomes 2016 Taxonomy and morphology of species of the genus <i>Squalus</i> Linnaeus, 1758 from the Southwestern Atlantic Ocean (Chondrichthyes: Squaliformes: Squalidae). Zootaxa 4133(1):1-89. (Ref. 109601) 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-67982 http://purl.org/dc/dcmitype/Text text/html Estelita Emily Capuli 2016-07-27 00:00:00 2016-07-27 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=67982 pelagic-oceanic; marine