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Imparfinis minutus (Lütken, 1874) |
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photo by
JJPhoto |
| Family: | Heptapteridae (Three-barbeled catfishes) | |||
| Max. size: | 12 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater; pH range: 6 - 7; dH range: 15 | |||
| Distribution: | South America: Upper São Francisco River basin, Brazil. | |||
| Diagnosis: | ||||
| Biology: | Frequently occur in large rivers with strong currents, in association with Heptapterus longior (Ref. 27188), Pimelodella, Hemiancistrus, Lasiancistrus, Lithoxus, Characidium and Leporinus granti. Are more or less cave-dwellers, their reproduction is seasonal and sex determination type ZZ/ZW (heterogametic female) (Ref. 35381) | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||