Rivulidae (Rivulines) |
3 cm TL (male/unsexed) |
benthopelagic, non-migratory |
South America: Orinoco River basin in Venezuela. |
Can be distinguished from all other described species of Rivulus in having elongated pectoral fins reaching to base of pelvic fins in both sexes, and in the combination of: dorsal and anal fin extending to or beyond base of caudal fin in both sexes, similar development of the rivulus spot in both sexes, elongated pelvic fins reaching beyond anal-fin origin in both sexes, and low number of scales in lateral series (26-29) (Ref. 26619). |
Inhabits small forest pools (Ref. 26619). Bottom spawner, 4 months incubation (Ref. 27139). |
Not Evaluated
(Ref. 96402)
|
harmless |
|
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