| Crenuchidae (South American darters), subfamily: Characidiinae |
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5.7 cm SL (male/unsexed) |
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benthopelagic; freshwater |
| South America: coastal basins of southern Brazil at western tributaries of Laguna dos Patos basin. |
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Dorsal soft rays (total): 11-12; Anal soft rays: 8-9. Dark spots on dorsal fin do not form a continuous band across rays; anal fin of males with small spots, without larger blotches on the anterior portion. Fourth or fifth ray of pectoral fin longest, not reaching or just reaching to pelvic-fin origin. Third fin ray of pelvic fin longest, reaching area between anal opening and anal fin origin or reaching anal fin origin (Ref. 27672). |
| Most specimens examined were collected in small rivers or creeks with slow to moderate water current and mud, sand, and loose stones on the bottom (Ref. 27672). |
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Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
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| harmless |
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