Hyphessobrycon Clavatus (Hyphessobrycon clavatus), first described by Zarske, 2015 is a tiny fish in the family Acestrorhamphidae (order Characiformes). Adults typically reach 3.10 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.
This species is distinguished by the following characters: undeveloped humeral spot and the dark diffuse longitudinal band is indifferent developed; longitudinal band starts behind the operculum or below the dorsal fin and runs to the tips of the middle rays of the caudal fin; a golden or silvery stripe above the longitudinal band is not developed; body relatively short and high, looks somewhat like a club, body depth 3.04 (2.69-3.32) times in body length; maxillary bone with (mean) 6 (6.40, 4-8) conical to tricuspid teeth; outer row of the praemaxillary bone are in the mean 2 (1.68. 1-3 ) tricuspid teeth; in a longitudinal row are 31 (31.27. 30-32) scales; lateral line relatively short and has developed in the mean 5 (5.18, 4-6) pored scales; in males, ventral fins reach beyond the origin of anal fin, not in the females; presence of small hooks on the first 6-7 divided fin rays of the anal fin of the males, also on the first fin rays of the ventral fins; 4 (4.18. 3-5) scales are on the beginning of the base of anal fin; vertebrae mean 32 (32.72, 32-33); branched (?) anal fin rays, mean 19 (18.81, 17-20) .: fusiform / normal; Cross section: compressed.
Behavioural data for Hyphessobrycon Clavatus is currently being reviewed.
Freshwater; pelagic. Tropical South America: Peru.
The following diseases are known to affect Hyphessobrycon Clavatus.
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