Cucumberfish

Cucumberfish is a common name for several fish and may refer to:


 * the family Paraulopidae, in particular the species Paraulopus nigripinnis
 * the Australian grayling, Prototroctes maraena
 * the New Zealand smelt, Retropinna retropinna
 * the bivalve pearlfish, Onuxodon margaritiferae