Hydroporus is a genus of water beetle native to the Palearctic (including Europe), the Nearctic, the Near East, and North Africa. It contains the following species: \n* Hydroporus acutangulus Thomson, 1856 \n* Hydroporus americanus Aubé, 1838 \n* Hydroporus amguemensis Shaverdo, 2003 \n* Hydroporus ampliatus Zaitzev, 1927 \n* Hydroporus analis Aubé, 1838 \n* Hydroporus anatolicus J.Balfour-Browne, 1963 \n* Hydroporus angusi Nilsson, 1990 \n* Hydroporus angustatus Sturm, 1835 \n* Hydroporus apenninus Pederzani & Rocchi, 2005 \n* Hydroporus appalachius Sherman, 1913 \n* Hydroporus artvinensis Fery & Köksal, 2009 \n* Hydroporus askalensis Wewalka, 1992 \n* Hydroporus aurora Larson & Roughley, 2000 \n* Hydroporus axillaris LeConte, 1853 \n* Hydroporus badiellus Fall, 1923 \n* Hydroporus basino