Neogobius 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 | |
|---|---|
| |
| Neogobius bathybius from the Bandar-e Anzali Shore, Caspian Sea, Iran | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Gobiiformes |
| Family: | Gobiidae |
| Genus: | Ponticola |
| Species: | P. bathybius
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| Binomial name | |
| Ponticola bathybius (Kessler, 1877)
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| Synonyms | |
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The species was transferred to the genus Ponticola from Neogobius on the basis of relationship revealed in molecular investigations.[2] On the other hand, recent molecular studies have proven that this species belongs entirely to the genus Neogobius.[3][4]
References
edit- ^ Froese, Rainer; Pauly, Daniel (eds.). "Neogobius bathybius". FishBase. June 2013 version.
- ^ 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.[1]
- ^ Zarei, Fatah; Esmaeili, Hamid Reza; Schliewen, Ulrich K; Abbasi, Keyvan; Sayyadzadeh, Golnaz (2021). "Mitochondrial phylogeny, diversity, and ichthyogeography of gobies (Teleostei: Gobiidae) from the oldest and deepest Caspian sub-basin and tracing source and spread pattern of an introduced Rhinogobius species at the tricontinental crossroad". Hydrobiologia. 848 (6): 1267–1293. doi:10.1007/s10750-021-04521-0. S2CID 233900590. Retrieved 22 February 2021.
- ^ Tajbakhsh, Fatemeh; Rajabi-Maham, Hassan; Abdoli, Asghar; Stepien, Carol A; Kiabi, Bahram H (2022). "DNA Sequence Support for Reclassification of the Endemic Southern Caspian Sea Deepwater Goby as Neogobius bathybius (Formerly Ponticola; Perciformes: Gobiidae) and Recent Population Expansion of a Continuous Population". Ichthyology & Herpetology. 110 (1): 13–21. doi:10.1643/i2020015. S2CID 245916452. Retrieved 20 January 2022.
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