In this study, the aquatic coleoptera species collected from Adiyaman province in 2013-2014 were evaluated. Overall, 46 taxa concerning the superfamily of Hydrophiloidea (Coleoptera: Helophoridae, Hydrochidae and Hydrophilidae) were detected in the area. Within these species, 38 taxa for South-eastern Anatolian region and 43 taxa for Adiyaman province were recorded for the first time.
