Mesogobius nonultimus, or the Caspian toad goby, is one of the species of gobiid fish endemic to the brackish-waters Caspian Sea (lake). It will grow up to a length of 17.4 cm.[1]

Mesogobius nonultimus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Gobiiformes
Family: Gobiidae
Genus: Mesogobius
Species:
M. nonultimus
Binomial name
Mesogobius nonultimus
(Iljin, 1936)
Synonyms
  • Gobius nonultimus Iljin, 1936

It has been recorded from Turkmenistan, Daghestan, Azerbaijan and Iran, and is probably found throughout the lake, in the coastal zone down to 50 m depth.[2][1] Its sister taxon in the Black Sea basin is Mesogobius batrachocephalus.

References edit

  1. ^ a b Brian W. Coad Freshwater Fishes of Iran (accessed 18 Feb 2015)
  2. ^ Froese, Rainer; Pauly, Daniel (eds.) (2013). "Mesogobius nonultimus" in FishBase. June 2013 version.