''Iberochondrostoma lemmingii'' ( pt, ruivaca; es, pardilla) is a species of

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species. The ray-finned fishes are so called because their fins are webs of skin supported by bony or h ...

in the family Cyprinidae. It is found in

Portugal Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...

and

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

. It lives in the middle and lower reaches of rivers with slow current. Until recently, ''I. lemmingii'' was placed in the genus ''

Chondrostoma ''Chondrostoma'' (from the Ancient Greek roots (''khondros'') 'lump' + (''stoma'') 'mouth' = 'lump-mouth') is a genus of ray-finned fish in the family Cyprinidae. They are commonly known as nases, although this term is also used locally to ...

''. Fish that now are recognized as ''

Achondrostoma salmantinum ''Achondrostoma salmantinum'' is a species of freshwater fish in the family Cyprinidae. It is native to five tributaries in the Duero basin in the Province of Salamanca, Spain. It is normally found in clear, seasonal streams with sandy substrates ...

'' were earlier included in ''I. lemmingii''. The maximum length of ''I. lemmingii'' TL.

References

Iberochondrostoma Endemic fish of the Iberian Peninsula Fish described in 1866 Taxonomy articles created by Polbot {{Leuciscinae-stub