Family: |
Anostomidae (Headstanders) |
Max. size: |
18.113 cm SL (male/unsexed) |
Environment: |
benthopelagic; freshwater; pH range: 7; dH range: 2 - 8; depth range 0 - 1 m |
Distribution: |
South America: Guaporé, Negro and Orinoco River basins. |
Diagnosis: |
Dorsal soft rays (total): 12-12; Anal soft rays: 11-12. Can be diagnosed by having the following characters: four branchiostegal rays; dark spots absent on the center of each body scale; and angle of the dorsal and ventralmost radii of body scales between 110° and 180° (Ref. 91907). |
Biology: |
Adults are found in crevices in fast-flowing creeks (Ref. 598). Distinct pairs breed on densely grown weedy places (Ref. 205). |
IUCN Red List Status: |
Least Concern (LC); Date assessed: 26 June 2020 Ref. (130435)
|
Threat to humans: |
harmless |
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