Ponticola bathybius

Ponticola bathybius is a species of goby endemic to the Caspian Sea, where it occurs in depths down to 200 metres (660 ft). It is strictly confined to the brackish-water basin and does not enter fresh waters. It can grow up to a length of 25 centimetres (9.8 in) TL.[1]

Ponticola bathybius
Ponticola bathybius from the Bandar-e Anzali Shore, Caspian Sea, Iran
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Gobiiformes
Family: Gobiidae
Genus: Ponticola
Species:
P. bathybius
Binomial name
Ponticola bathybius
(Kessler, 1877)
Synonyms
  • Gobius bathybius Kessler, 1877
  • Neogobius bathybius (Kessler, 1877)
  • Chasar bathybius (Kessler, 1877)

The species was transferred to the genus Ponticola from Neogobius on the basis of relationship revealed in molecular investigations.[2]

References
  1. Froese, Rainer and Pauly, Daniel, eds. (2013). "Neogobius bathybius" in FishBase. June 2013 version.
  2. Neilson M.E., Stepien C.A. (2009) Escape from the Ponto-Caspian: Evolution and biogeography of an endemic goby species flock (Benthophilinae: Gobiidae: Teleostei). Molecular Phylogenetics and Evolution, 52(1): 84-102.


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