Knobchin goby
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Perciformes
- family: Gobiidae
- genus: Gobiosoma
- species: Gobiosoma nudum
Dhahab
South Sinai
Egypt
Cabo San Lucas
Baja California Sur- Mazatlán
Sinaloa
Mexico
Ancón
Panamá
Panama
Santa Ponsa
Balearic Islands
Spain
Redondo Beach
California
United States