| Caspian toad goby | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Perciformes |
| Suborder: | Gobioidei |
| Family: | Gobiidae |
| Subfamily: | Benthophilinae |
| Genus: | Mesogobius |
| Species: | M. nonultimus |
| Binomial name | |
| Mesogobius nonultimus (Iljin, 1936) |
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| Synonyms | |
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Caspian toad goby (Mesogobius nonultimus) is a fish species in the family Gobiidae, which is widespread in the Caspian Sea. Does not enter the fresh waters, habits the depth up to 25 m.