Pseudoscaphirhynchus hermanni (Kessler, 1877)

Dwarf sturgeon

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Acipenseriformes \| Acipenseridae \| Acipenserinae
Synonyms	Scaphirhynchus hermanni, ... more
Common names	Small Amu-Dar Shovelnose Sturgeon, 短尾拟铲鲟, Pikkulapiosampi, ... more

You can sponsor this page

Upload your photos and videos
| All pictures | Google image |

Image of Pseudoscaphirhynchus hermanni (Dwarf sturgeon)

Picture by Salnikov, V.B.

Add your observation in Fish Watcher

No AquaMaps available for this species.

Main reference

Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott. 1991. (Ref. 4537)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 27.5 cm TL male/unsexed; (Ref. 35930); max. published weight: 50.5 g (Ref. 35930); max. reported age: 6 years (Ref. 35930)

Environment

Demersal; potamodromous (Ref. 51243); freshwater; brackish

Climate / Range

Temperate

Former USSR and Asia: Endemic to the basin of Amu Dariya and Sir Dariya rivers (Ref. 35930). Considered endangered or extinct by authors (Ref. 6866). Registered in the International trade restricted (CITES II, since 1.4.98; CMS Appendix II); 1984 USSR Red Book; 1985 Turkmen SSR Red Data Book; 1996 IUCN Red List; and, 1997 CITES Lists (Ref. 35930).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

A rare and endangered species; smallest sturgeon; sensitive to chemicals in the water Ref. 35930).


IUCN Red List Status (Ref. 57073)	Threat to humans
Critically Endangered (CR) (A1ae, D)	Harmless

Human uses
Fisheries: of no interest


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

Tools
Biogeographic modelling \| E-book \| Field guide \| Length-frequency wizard \| Life-history tool \| Point map

Special reports
Check for Aquarium maintenance \| Check for Species Fact Sheets \| Check for Aquaculture Fact Sheets

Download XML
Summary page \| Point data \| Common names \| Photos

Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Medium, minimum population doubling time 1.4 - 4.4 years (tmax=6)


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (30 of 100)	Not marketed/unknown

Entered by Froese, Rainer

Modified by Capuli, Estelita Emily

Back to Search

Fish Forum

Comments & Corrections

Sign our Guest Book

FishBase mirror site : US - CGNET

Page last modified by : elaxamana, 15 July 2009

Custom Search