- Kingdom: Animalia
- Phylum: Chordata
- Subphylum: Vertebrata
- Superclass: Gnathostomata
- Class: Actinopterygii
- Order: Perciformes
- Family: Gobiidae
- Scientific name: Pomatoschistus minutus
- Norwegian: sandkutling
The slender body can reach a length of no more than 10 cm. The color is grey or brown with darker markings. Adults have a blue spot on the first dorsal fin. The first and second dorsal fins are slightly separated. It has scales on the neck and throat, in contrast to P. norvegicus.
The sand goby prefers sandy or muddy substrate. It is most frequent from the tidal zone and down to 20 meters, but has been registered as deep as 60-70 meters.
It is registered in the Mediterranean and the Black Sea as well as the Atlantic coasts from Troms, Norway in the north to Spain in the south.