Kingdom: Animalia > Phylum: Chordata > Class: Actinopterygii > Order: Acipenseriformes > Family: Acipenseridae > Genus: Acipenser > Species: Acipenser ruthenus

Sterlet - Acipenser ruthenus Linnaeus, 1758

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Quick facts

Threat status Europe Vulnerable (IUCN)
EU conservation status by biogeographical region Alpine - Bad
Continental - Bad
Pannonian - Bad
Steppic - Bad
Protected by EU Habitats Directive and 4 other international agreements
Most preferred habitats
  • rivers and lakes
Natura 2000 species code 2487


The distribution map is currently disabled. A new map solution will soon become available. In the meantime, please consult other species distribution map providers listed in the Other resources panel below.

Threat and conservation status

IUCN Red List status of threatened species

The IUCN Red List threat status assesses the risk of extinction.

IUCN Red List Category
Not Evaluated
Near Threatened
Regionally Extinct
Not Applicable
Extinct in the Wild
Data Deficient
Least Concern
Critically Endangered

EU conservation status

Conservation status assesses every six years and for each biogeographical region the condition of habitats and species compared to the favourable status as described in the Habitats Directive. The map shows the 2013-2018 assessments as reported by EU Member State. Assessments are further detailed in the summary document available behind the link below.

Natura 2000 sites

Not available

Legal status

Legal text Annex Conditions More information
Council Directive 92/43/EEC of 21 May 1992 on the conservation of natural habitats and of wild fauna and flora - consolidated version 01/01/2007 (EU Habitats Directive) (All species of Acipenseridae not mentioned in Annex IV)
Convention on the conservation of European wildlife and natural habitats (Bern Convention)
Convention on the Conservation of Migratory Species of Wild Animals. (Bonn Convention) Danube population
Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES)
Commission regulation (EU) No 1320/2014, of 1 December 2014, amending Council Regulation (EC) No 338/97 on the protection of species of wild fauna and flora by regulating trade therein (EU regulation of trade of fauna and flora)

Common names and synonyms

Common Name Language Reference
Cega Romanian Fishbase
Chiga Bulgarian Fishbase
Cigã Romanian Fishbase
Esterlete Spanish Fishbase
Esturgeon de Sibérie French Fishbase
Esturión de Siberia Spanish Fishbase
Jeseter malý Czech Fishbase
Kecsege Hungarian Fishbase
Sterlet Danish Fishbase
Sterlet English Fishbase
Sterlet French Fishbase
Sterlet German Fishbase
Sterlet a. czeczuga Polish Fishbase
Sterlet sturgeon English Fishbase
Sterlett German Fishbase
Sterlett Norwegian Fishbase
Sterlett Swedish Fishbase
Sterletti Finnish Fishbase
Sterljad Russian Fishbase
Sterlyad' Russian Fishbase
Synonym Author
Acipenser (Sterletus) kankreni Duméril (ex Valenciennes), 1870
Acipenser helenae Duméril (ex Valenciennes), 1870
Acipenser kostera Fitzinger, 1832
Acipenser marsiglii Brandt & Ratzeburg, 1833
Acipenser kamensis Lovetzky, 1834
Acipenser gmelini Fitzinger, 1836
Acipenser lovetzkyi Duméril, 1870
Acipenser kankreni Duméril, 1870
Acipenser jenisensis Herzenstein, 1895
Acipenser ruthenicus Brusina, 1902
Acipenser sterlet Brusina, 1902
Acipenser dubius Brusina, 1902
Acipenser ruthensis Linnaeus, 1758
Acipenser pygmaeus Pallas, 1814
Acipenser ruthenus sibiricus Dybowski, 1874
Acipenser ruthenus ruzskyi Ioganzen, 1946
Acipenser ruthenus leucotica Brandt, 1851
Acipenser ruthenus grisescens Brandt, 1851
Sterledus ruthenus sibiricus Dybowski, 1874
Acipenser ruthenus albinea Brusina, 1902
Acipenser ruthenus birostrata Brusina, 1902
Acipenser ruthenus obtusirostris Brusina, 1902
Acipenser ruthenus septemcarinata Brusina, 1902
Acipenser ruthenus alba Antipa, 1909
Acipenser ruthenus erytraea Antipa, 1909
Acipenser ruthenus brevirostris Antipa, 1909

Other resources

CoL (accepted name) Catalogue of Life
Fauna Europaea Fauna Europaea
FishBase FishBase
GBIF Global Biodiversity Information Facility
Habitats Directive Art. 17-2006 summary
ITIS (Valid name) Interagency Taxonomic Information System
NCBI search National Center for Biotechnology Information
NOBANIS: Acipenser ruthenus European Network on Invasive Alien Species
PESI (Accepted) Pan-European Species directories Infrastructure
Species+ Species+ by UNEP-WCMC
Wikipedia Wikipedia
WoRMS World Register of Marine Species

External data

Reportnet deliveries

European Environment Agency (EEA)
Kongens Nytorv 6
1050 Copenhagen K
Phone: +45 3336 7100