Collected in shallow temporary pools, partially covered by floating leaves and plant foliage. Soft bottom with mud over compact, dark brown to blackish clay . This species adapts remarkably well to stress. It can leap out of water to escape predators and stay attached to some foliage for several hours .
This species can be distinguished from other congeners by the following set of characters on males: unique color pattern consisting of oblique, sometimes chevron-like, irregular rows of red and light blue double-dots on body; dark yellowish to golden pectoral fin with no visible markings (dots or spots); and stripe pattern on the ventral part of caudal-fin with very narrow black marginal line that may be intermittent or even absent .: elongated.
Behavioural data for Juan Deriba killifish is currently being reviewed.
Freshwater; benthopelagic. Tropical South America: Bolivia.
No observations yet - be the first to log one!
View all observations for Juan Deriba killifish ↗Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.
Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.