小姥鱼为辐鳍鱼纲鲈形目喉盘鱼亚目喉盘鱼科的其中一种，分布于西北太平洋的日本南部海域，体长可达5公分，属底栖性鱼类，栖息于褐藻生长的岩岸海域。

• Froese, Rainer & Daniel Pauly, eds. (2012). Aspasma minima in FishBase. 2012年6月版本

Aspasma minima is a species of clingfish found in the Pacific Ocean near the shores of southern Japan. This species grows to 5 cm (2.0 in) in standard length. This species is monotypic of its genus.