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Geophagus pirangaensis Assis, Dergam & Henschel, 2026 |
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photo by
de Assis et al., 2026 |
| Family: | Cichlidae (Cichlids), subfamily: Geophaginae | |||
| Max. size: | 11.79 cm SL (male/unsexed) | |||
| Environment: | benthopelagic; freshwater | |||
| Distribution: | South America: Brazil. | |||
| Diagnosis: | Dorsal spines (total): 14-15; Dorsal soft rays (total): 10-11; Anal spines: 3-3; Anal soft rays: 7-8; Vertebrae: 28-28. This species is distinguished from its congeners by the following set of characters: presence of clear, rounded spots in the posterior most dorsal-fin rays of fixed adult specimens; snout 46.22%-52.74% HL; terminal mouth; head 94.08%-101.15% HL; caudal fin with a rounded distal margin; 25 or 26 longitudinal scales in the E0 series; dark and rounded mid-lateral spot of live specimens; 14 or 15 spines on the dorsal fin; small bright spots in the central region of the bluish spots on the caudal fin of living specimens absent; small bluish spots in the opercular region of living specimens; bluish dots on the most anterior soft rays of the anal fin of living specimens absent; denticles on gill rakers of the first branchial arch present; and bluish and longitudinal lines in the basal region of the caudal fin of living specimens absent (Ref.138566). | |||
| Biology: | This species occurs in backwaters and shallow areas 50-70 m wide, bordered by dense riparian forest and characterized by muddy, sandy, and rocky substrates (Ref. 138566). | |||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||