General information |
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| Serrasalmus nattereri (non Gunther, 1864) | ||
| Common name | Red piranha | |
| Valid name | Pygocentrus nattereri Kner, 1858 | |
| Synonyms |
Pygocentrus nattereri Kner, 1858 Rooseveltiella nattereri (Kner, 1858) Pygocentrus altus Gill, 1870 Serrasalmo ternetzi Steindachner, 1908 Pygocentrus ternetzi (Steindachner, 1908) Serrasalmus ternetzi Steindachner, 1908 |
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| IUCN Red List status (2014) | Not Reported |
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| Habitat | Freshwater |
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| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Characiformes; Serrasalmidae. |
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| Geographical distribution | China; Brazil; Argentina; Colombia; Peru; Venezuela; Ecuador; Uruguay; Guyana; Albania |
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| Occurrence | Introduced: China Native: Brazil, Argentina, Colombia, Peru, Ecuador, Uruguay, Guyana, Albania Misidentification: Venezuela |
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| Importance | Food |
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| Remarks | Nil |
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Karyological information |
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| Geographical area of study | Central Amazon at Catalao Lake, Marchantaria island, Anavilhanas and Uatuma River in Brazil | |
| Source of chromosomes | Kidney |
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| Number of specimens with sex | Not reported |
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| Diploid chromosome number | 60 |
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| Karyotype formula | 20m+28sm+2st+10a |
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| Fundamental arm number | 110 |
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| Chromosome length | Not reported |
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| Sex chromosome | Not reported |
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| Chromosome staining/banding/FISH | Multiple Ag-NORs/ 18S rDNA sites on short arms of st/a chromosomes; the 5SrDNA sites on a single chromosome pair. Conspicuous centromeric C- band on metacentric pair 3. |
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| Reference(s) |
Nakayama CM, Feldberg E, Bertollo LAC (2012). Karyotype differentiation and cytotaxonomic considerations in species of Serrasalmidae (Characiformes) from the Amazon basin. Neotropical Ichthyology, 10(1): 53-58. |
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