Abstract
New records of water mites (Acari: Hydrachnidia) from La Réunion Island are presented. One species new to science, i.e. Diplodontus insulanus Pešić and Smit sp. nov. (Hydryphantidae) is described; a second species, Neumania nodosa (Daday, 1898) (Unionicolidae) is reported for the first time from La Réunion.