The Rivulus atratus lives in the benthopelagic, non-migratory, freshwater environment.
Member of the Rivulus atratus species group, that includes Rivulus amanapira, Rivulus atratus, Rivulus ornatus, Rivulus rectocaudatus, Rivulus romeri, Rivulus tecminae and Rivulus uakti. Synonyms: * "Black-bellied Rivulus" Type Locality: Jenaro Herrera, Peru. More
Puikkoriippuja in Finnish (suomen kieli)
黑身溪鮰 in Chinese (中文)
黑身溪鮰 in Mandarin Chinese