FB-64771 http://www.fishbase.org/summary/SpeciesSummary.php?id=64771 Animalia Chordata Teleostei Syngnathiformes Syngnathidae Micrognathus Micrognathus brevicorpus Fricke, 2004 Silverdollar 2008-11-21 2008-11-21 Zarske, A. and J. Géry0 Revision der neotypischen Gattung <i>Metynnis</i> Cope, 1878. II Beschreibung zweier neuer Arten und zum status von <i>Metynnis goeldii</i> Eigenmann, 1903 (Teleostei: Characiformes: Serrasalmidae). Vertebrate Zoology 58(2):173-196. (Ref. 79633) IUCN0 The IUCN Red List of Threatened Species. 1964 - onwards. https://www.iucnredlist.org/ (Ref. 130435) FB-DiagnosticDescr-64780 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2008-11-22 00:45:30 2008-11-22 00:45:30 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=64780 The species is closely related to Metynnis hypsauchen (Müller & Troschel, 1844) according to 1. high number of gill-rakers, 2. long adipose fin, 3. deep body, 4. short head and 5. long occipitale and is clearly defined because of 1. the high number of serrae (36-37 vs. 27-32 of M. hypsauchen), 2. the small scales (91-93 vs. about 75-83), 3. uniformly silver colouration and 4. the extremely elongated dorsal fin and anal fin (Ref. 79633). Zarske, A. and J. Géry 2008 Revision der neotypischen Gattung <i>Metynnis</i> Cope, 1878. II Beschreibung zweier neuer Arten und zum status von <i>Metynnis goeldii</i> Eigenmann, 1903 (Teleostei: Characiformes: Serrasalmidae). Vertebrate Zoology 58(2):173-196. (Ref. 79633) FB-Distribution-64780 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2008-11-22 00:13:44 2025-11-05 00:00:00 http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=64780 South America: Venezuela. Mouth of rio Casiquiare, rio Negro. Zarske, A. and J. Géry 2008 Revision der neotypischen Gattung <i>Metynnis</i> Cope, 1878. II Beschreibung zweier neuer Arten und zum status von <i>Metynnis goeldii</i> Eigenmann, 1903 (Teleostei: Characiformes: Serrasalmidae). Vertebrate Zoology 58(2):173-196. (Ref. 79633) FB-Size-64780 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2008-11-22 00:08:45 2024-03-20 00:00:00 Max. size http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=64780 6.7 cm SL (male/unsexed; (Ref. 79633)) Zarske, A. and J. Géry 2008 Revision der neotypischen Gattung <i>Metynnis</i> Cope, 1878. II Beschreibung zweier neuer Arten und zum status von <i>Metynnis goeldii</i> Eigenmann, 1903 (Teleostei: Characiformes: Serrasalmidae). Vertebrate Zoology 58(2):173-196. (Ref. 79633) 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-64780 http://purl.org/dc/dcmitype/Text text/html Frédéric Busson 2008-11-22 00:08:45 2024-03-20 00:00:00 Environment http://creativecommons.org/licenses/by-nc/3.0/ http://www.fishbase.org/summary/SpeciesSummary.php?id=64780 pelagic; freshwater