| Cichlidae (Cichlids), subfamily: Cichlinae |
| 8.39 cm SL (male/unsexed) |
|
benthopelagic; freshwater |
| South America: Middle Río Uruguay, Brazil and Uruguay. |
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Dorsal spines (total): 16-16; Dorsal soft rays (total): 9-10; Anal spines: 6-7; Anal soft rays: 8-9; Vertebrae: 26-26. This relatively elongated species which reaches more than 12 cm TL, is distinguished from all species except A. kaaygua in having a modal count of 12 pectoral fin rays; differs from A. facetus, cf. facetus, and guarani, by having modally 6 C1 gill rakers; differs facetus in not having an upwards directed mouth and a longer dorsal fin scale cover, covering bases of 7-8 last spines (vs. only 2-3). The same as A. kaaygua, it has yellowish ground color, but without the red corners of caudal fin (present in kaaygua, and also differs by being much less deep-bodied. Distinguished from all its congeners by pink to red dominant males (Ref. 74689). |
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Data deficient (DD); Date assessed: 04 November 2020 Ref. (130435)
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| harmless |
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