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Hemiodus unimaculatus (Bloch, 1794) |
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photo by
JJPhoto |
| Family: | Hemiodontidae (Halftooths) | |||
| Max. size: | 32.9 cm SL (male/unsexed); 29.4 cm SL (female); max.weight: 529.5 g; max.weight: 551.1 g | |||
| Environment: | benthopelagic; freshwater; pH range: 5.5 - 7.5; dH range: 20 | |||
| Distribution: | South America: Amazon, Tocantins, Capim, Suriname, Camopi, and Oyapock River basins. | |||
| Diagnosis: | ||||
| Biology: | Occurs in fast-flowing rivers over rocky substrate. Abundant in the lower part of rivers. Feeds on detritus and periphyton. Mature at about 11 cm; breeds during the rainy season (Ref. 12225). Iteroparous synchronous spawner (Ref. 51777). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 20 August 2020 Ref. (130435) | |||
| Threat to humans: | harmless | |||