''Proterorhinus'' is a genus of fishes, known as the tubenose gobies. These gobiid fish are native to Eurasia where they occur in the region of the

Caspian Caspian can refer to: *The Caspian Sea *The Caspian Depression, surrounding the northern part of the Caspian Sea *The Caspians, the ancient people living near the Caspian Sea *Caspian languages, collection of languages and dialects of Caspian peopl ...

and Black seas, inhabiting marine, brackish and fresh waters. The species ''

Proterorhinus semilunaris The western tubenose goby (''Proterorhinus semilunaris'') is a species of goby native to fresh waters of the Black Sea and Aegean Sea basins,. It has recently spread as an invasive species to Central and Western Europe and to North America. Previ ...

'' (previously referred to as ''P. marmoratus'') was introduced to the St. Clair River in Michigan during the late 1990s. Until recently, the genus was considered monotypic, comprising only the tubenose goby (''

Proterorhinus marmoratus ''Proterorhinus marmoratus'' is a species of gobiid fish, a tubenose goby native to the brackish water parts of the Black Sea and the Sea of Azov, near the coasts of Bulgaria, Georgia, Romania, Ukraine and Russia. Also it is found in the Marm ...

''). Following molecular and further morphological investigations it has been split into several taxa, with distinct distributions in marine vs. fresh waters and in the Black Sea vs. Caspian Sea basins.

Species

There are five recognized species in this genus: * ''

'' ( Pallas, 1814) (tubenose goby) * ''

Proterorhinus nasalis The eastern tubenose goby (''Proterorhinus nasalis'') is a species of gobiid fish native to fresh and brackish waters of the basins of the Sea of Azov and the Caspian Sea and has invaded the upper reaches of the Volga River from its native occu ...

'' ( De Filippi, 1863) (eastern tubenose goby) * ''

'' ( Heckel, 1837) (western tubenose goby) * ''

Proterorhinus semipellucidus ''Proterorhinus semipellucidus '' is a species of gobiid fish, a tubenose goby originally described from the Gharasu River near Gorgan Bay of the Caspian Sea in Iran. Following the systematic decomposition of the tubenose gobies it was sugge ...

'' (

Kessler Kessler or Keßler (in German) may refer to: * Kessler (automobile), an American automobile made 1921–1922 * Kessler (name), people named Kessler * ''Kessler'' (TV series), a British television series from 1981 * Kessler, Ohio, an unincorporat ...

, 1863) ('' P. nasalis'').Brian W. Coad
Freshwater Fishes of Iran
(accessed 22 Feb 2015) * ''

Proterorhinus tataricus The Chornaya tubenose goby (''Proterorhinus tataricus'') is a species of goby endemic to Crimea, Ukraine Ukraine ( uk, Україна, Ukraïna, ) is a country in Eastern Europe. It is the second-largest European country after Russia, w ...

'' Freyhof & Naseka, 2007 (Chornaya tubenose goby)Freyhof J., Naseka A.M. (2007) ''Proterorhinus tataricus'', a new tubenose goby from Crimea, Ukraine (Teleostei: Gobiidae). Ichthyological Exploration of Freshwaters, 18(4): 325–33

/ref>

References

{{Taxonbar, from=Q510079 Proterorhinus, Benthophilinae Taxonomy articles created by Polbot