Trigonectes strigabundus Myers, 1925

Family:  Rivulidae (Rivulines), subfamily: Rivulinae
Max. size:  12 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater, non-migratory
Distribution:  South America: Tocantins River basin, Brazil.
Diagnosis:  Dorsal soft rays (total): 10-12; Anal soft rays: 16-17. Diagnosed by having straight mouth cleft; smaller pelvic fin of the male (tip reaching to the base of the 5th anal ray); and the presence of a pale pink stripe along the ventral margin of the male caudal fin (Ref. 26656).
Biology:  Bottom spawner, 2 months incubation. Is easy to maintain in the aquarium (Ref. 27139).
IUCN Red List Status: Endangered (EN); Date assessed: 07 November 2018 (B2ab(iii)) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


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