Squalidus
Squalidus japonicus japonicus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Cypriniformes
Family:	Cyprinidae
Subfamily:	Gobioninae
Genus:	Squalidus Dybowski, 1872
Type species
Squalidus chankaensis Dybowski, 1872
Synonyms
Parasqualidus Doi, 2000 Sinigobio Chu, 1934

Squalidus is a genus of cyprinid fish that occurs in eastern Asia. There are currently 14 described species in this genus.

Species

• Squalidus argentatus (Sauvage & Dabry de Thiersant, 1874)
• Squalidus atromaculatus (Nichols & C. H. Pope, 1927)
• Squalidus banarescui I. S. Chen & Y. C. Chang, 2007
• Squalidus chankaensis Dybowski, 1872 (Khanka gudgeon)
  • Squalidus chankaensis biwae (D. S. Jordan & Snyder, 1900)
  • Squalidus chankaensis chankaensis Dybowski, 1872
• Squalidus gracilis (Temminck & Schlegel, 1846)
  • Squalidus gracilis gracilis (Temminck & Schlegel, 1846)
  • Squalidus gracilis majimae (D. S. Jordan & C. L. Hubbs, 1925)
• Squalidus homozonus (Günther, 1868)
• Squalidus iijimae (Ōshima, 1919)
• Squalidus intermedius (Nichols, 1929)
• Squalidus japonicus (Sauvage, 1883)
  • Squalidus japonicus coreanus (L. S. Berg, 1906)
  • Squalidus japonicus japonicus (Sauvage, 1883)
• Squalidus mantschuricus (T. Mori, 1927)
• Squalidus minor (Harada, 1943)
• Squalidus multimaculatus K. Hosoya & S. R. Jeon, 1984
• Squalidus nitens (Günther, 1873)
• Squalidus wolterstorffi (Regan, 1908)