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Pseudoscaphirhynchus hermanni (Kessler, 1877) Dwarf sturgeon |
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photo by
Salnikov, V.B. |
| Family: | Acipenseridae (Sturgeons), subfamily: Acipenserinae | |||
| Max. size: | 27.5 cm TL (male/unsexed); max.weight: 50.5 g; max. reported age: 6 years | |||
| Environment: | demersal; freshwater; brackish, potamodromous | |||
| Distribution: | Former USSR and Asia: Endemic to the basin of Amu Dariya and Sir Dariya rivers. Registered in the 1984 USSR Red Book; 1985 Turkmen SSR Red Data Book; 1996 IUCN Red List (Ref. 35930). | |||
| Diagnosis: | ||||
| Biology: | A rare and endangered species; smallest sturgeon; sensitive to chemicals in the water Ref. 35930). | |||
| IUCN Red List Status: | Critically Endangered (CR); Date assessed: 14 September 2019 (A2c) Ref. (130435) | |||
| Threat to humans: | harmless | |||