Pseudochondrostoma willkommii


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Pseudochondrostoma willkommii
Species Authority: (Steindachner, 1866)
Chondrostoma willkommii Steindachner, 1866

Assessment Information [top]

Red List Category & Criteria: Vulnerable A3ce+4ce ver 3.1
Year Published: 2006
Date Assessed: 2006-01-31
Assessor(s): Crivelli, A.J.
Reviewer(s): Carmona, J. & Darwall, W. (Mediterranean Workshop, Dec. 2004)
A current decline has been identified and it is suspected that subpopulations of C. willkommii will decline further by over 30% in the next 10 years due to current threats having a greater impact (habitat loss through dam construction and introduced predators: M. salmoides, E. lucius, S. lucioperca) (Carmona, J. pers comm).

Geographic Range [top]

Range Description: It is restricted to the southern Iberian peninsula in Portugal and Spain in the following river basins: Guadiana (Spain and Portugal), Odiel, Guadalquivir, Guadalete, Guadiaro and Guadalhorce (Spain).
Portugal; Spain
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Declining (Carmona, J. pers. comm).
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: All river sections with strong current.
Systems: Freshwater

Threats [top]

Major Threat(s): Habitat destruction due to dams and introduced species.

Conservation Actions [top]

Conservation Actions: It is listed in Appendix III of the Bern Convention and Annex II of the European Union Habitats Directive as C. toxostoma.

Bibliography [top]

Baillie, J. and Groombridge, B. (eds). 1996. 1996 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

Doadrio, I. 2001. Atlas y libro rojo de los peces continentale de Espana. Madrid MMA, CSIC.

Elvira, B. 1995. Conservation status of endemic freshwater fish in Spain. Biological Conservation 72: 129–136.

Elvira, B. 1997. Taxonomy of the genus Chondrostoma (Osteichthyes, Cyprinidae): an updated review. Folia Zoologica 46 (Suppl. I): 1–14.

Groombridge, B. (ed.). 1994. 1994 IUCN Red List of Threatened Animals. IUCN, Gland, Switzerland and Cambridge, UK.

IUCN. 2006. 2006 IUCN Red List of Threatened Species. Downloaded on 04 May 2006.

Citation: Crivelli, A.J. 2006. Pseudochondrostoma willkommii. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 29 August 2015.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided