n = 30
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Squalidus argentatus | (Sauvage & Dabry de Thiersant, 1874) | Squalidus argentatus | Gobionidae | |
| Squalidus atromaculatus | (Nichols & Pope, 1927) | Squalidus atromaculatus | Gobionidae | |
| Squalidus baicalensis | Dybowski, 1874 | Leuciscus baicalensis | Leuciscidae | Siberian dace |
| Squalidus banarescui | Chen & Chang, 2007 | Squalidus banarescui | Gobionidae | |
| Squalidus biwae | (Jordan & Snyder, 1900) | Squalidus chankaensis | Gobionidae | Khanka gudgeon |
| Squalidus chankaensis | Dybowski, 1872 | Squalidus chankaensis | Gobionidae | Khanka gudgeon |
| Squalidus chankaensis argentatus | (Sauvage & Dabry de Thiersant, 1874) | Squalidus argentatus | Gobionidae | |
| Squalidus chankaensis biwae | (Jordan & Snyder, 1900) | Squalidus chankaensis | Gobionidae | Khanka gudgeon |
| Squalidus chankaensis chankaensis | Dybowski, 1872 | Squalidus chankaensis | Gobionidae | Khanka gudgeon |
| Squalidus chankaensis tsuchigae | (Jordan & Hubbs, 1925) | Squalidus gracilis | Gobionidae | |
| Squalidus chankaensis vietnamensis | Bănărescu & Nalbant, 1964 | Squalidus atromaculatus | Gobionidae | |
| Squalidus coreanus | (Berg, 1906) | Squalidus japonicus | Gobionidae | |
| Squalidus gracilis | (Temminck & Schlegel, 1846) | Squalidus gracilis | Gobionidae | |
| Squalidus gracilis gracilis | (Temminck & Schlegel, 1846) | Squalidus gracilis | Gobionidae | |
| Squalidus gracilis majimae | (Jordan & Hubbs, 1925) | Squalidus gracilis | Gobionidae | |
| Squalidus gracilis minkiangensis | Bănărescu & Nalbant, 1964 | Squalidus gracilis | Gobionidae | |
| Squalidus homozonus | (Günther, 1868) | Squalidus homozonus | Gobionidae | |
| Squalidus iijimae | (Oshima, 1919) | Squalidus iijimae | Gobionidae | |
| Squalidus intermedius | (Nichols, 1929) | Squalidus intermedius | Gobionidae | |
| Squalidus japonicus | (Sauvage, 1883) | Squalidus japonicus | Gobionidae | |
| Squalidus japonicus coreanus | (Berg, 1906) | Squalidus japonicus | Gobionidae | |
| Squalidus japonicus japonicus | (Sauvage, 1883) | Squalidus japonicus | Gobionidae | |
| Squalidus maii | (Doi, 2000) | Parasqualidus maii | Gobionidae | |
| Squalidus mantschuricus | (Mori, 1927) | Squalidus mantschuricus | Gobionidae | |
| Squalidus minor | (Harada, 1943) | Squalidus minor | Gobionidae | |
| Squalidus multimaculatus | Hosoya & Jeon, 1984 | Squalidus multimaculatus | Gobionidae | |
| Squalidus nitens | (Günther, 1873) | Squalidus nitens | Gobionidae | |
| Squalidus sihuensis | (Chu, 1932) | Squalidus nitens | Gobionidae | |
| Squalidus ussuriensis | (Berg, 1914) | Squalidus chankaensis | Gobionidae | Khanka gudgeon |
| Squalidus wolterstorffi | (Regan, 1908) | Squalidus wolterstorffi | Gobionidae |