Hydrovatus is a genus of water beetles in the family Dytiscidae, containing the following species:
Hydrovatus abraeoides Régimbart, 1895Hydrovatus absonus Guignot, 1948Hydrovatus acuminatus Motschulsky, 1859Hydrovatus agathodaemon Biström, 1997Hydrovatus amplicornis Régimbart, 1895Hydrovatus angusticornis Biström, 1997Hydrovatus antennatus (Peschet, 1924)Hydrovatus aristidis Leprieur, 1879Hydrovatus asemus Biström, 1997Hydrovatus asymmetricus Biström & Wewalka, 1994Hydrovatus badeni Sharp, 1882Hydrovatus balfourbrownei Biström, 1997Hydrovatus balneator Guignot, 1954Hydrovatus baptus Guignot, 1954Hydrovatus bedoanus Bruneau de Miré & Legros, 1963Hydrovatus bicolor Guignot, 1956Hydrovatus bomansi Guignot, 1955Hydrovatus bonvouloiri Sharp, 1882Hydrovatus brancuccii Biström, 1997Hydrovatus bredoi Gschwendtner, 1943Hydrovatus brevipes Sharp, 1882Hydrovatus brevipilis Guignot, 1942Hydrovatus brownei Omer-Cooper, 1955Hydrovatus brunneus Guignot, 1961Hydrovatus bullatus Guignot, 1958Hydrovatus capnius Guignot, 1950Hydrovatus caraibus Sharp, 1882Hydrovatus cardoni Severin, 1890Hydrovatus castaneus Motschulsky, 1855Hydrovatus cessatus Guignot, 1956Hydrovatus charactes Guignot, 1955Hydrovatus clypealis Sharp, 1876Hydrovatus collega Guignot, 1955Hydrovatus compactus Sharp, 1882Hydrovatus concii Bilardo & Pederzani, 1978Hydrovatus concolor Sharp, 1887Hydrovatus confertus Sharp, 1882Hydrovatus confossus Guignot, 1958Hydrovatus confusus Régimbart, 1903Hydrovatus contumax Guignot, 1954Hydrovatus coracinus Guignot, 1947Hydrovatus crassicornis (H.J.Kolbe, 1883)Hydrovatus crassulus Sharp, 1882Hydrovatus cribratus Sharp, 1882Hydrovatus cristatus Guignot, 1958Hydrovatus cruentatus H.J.Kolbe, 1883Hydrovatus cuspidatus (Kunze, 1818)Hydrovatus dama Guignot, 1958Hydrovatus davidis Young, 1956Hydrovatus dentatus Bilardo & Rocchi, 1990Hydrovatus deserticola Guignot, 1950Hydrovatus diabolicus Biström & Larson, 1995Hydrovatus difformis Régimbart, 1895Hydrovatus duponti Régimbart, 1895Hydrovatus enigmaticus Biström, 1997Hydrovatus eximius Biström, 1997Hydrovatus exochomoides Régimbart, 1895Hydrovatus facetus Guignot, 1942Hydrovatus fasciatus Sharp, 1882Hydrovatus felixi Biström, 1997Hydrovatus fernandoi Biström, 1997Hydrovatus ferrugineus Zimmermann, 1920Hydrovatus flammulatus Sharp, 1882Hydrovatus flebilis Guignot, 1945Hydrovatus fractus Sharp, 1882Hydrovatus frater Régimbart, 1895Hydrovatus fulvicollis Guignot, 1958Hydrovatus gabonicus Régimbart, 1895Hydrovatus galpini Omer-Cooper, 1957Hydrovatus glaber Guignot, 1953Hydrovatus globulosus Gschwendtner, 1943Hydrovatus grabowskyi Régimbart, 1899Hydrovatus granosus Guignot, 1958Hydrovatus gravis Guignot, 1954Hydrovatus guignoti Omer-Cooper, 1957Hydrovatus guignotianus Guignot, 1959Hydrovatus hamatus Guignot, 1950Hydrovatus heterogynus Zimmermann, 1926Hydrovatus hintoni Biström, 1997Hydrovatus hornii Crotch, 1873Hydrovatus imitator Biström, 1997Hydrovatus impunctatus Guignot, 1953Hydrovatus inexpectatus Young, 1963Hydrovatus insolitus Guignot, 1948Hydrovatus irianensis Biström, 1997Hydrovatus jaechi Biström, 1997Hydrovatus kavanaughi Biström, 1997Hydrovatus laosensis Biström, 1997Hydrovatus latipalpis Biström, 1997Hydrovatus leconteii (Clark, 1862)Hydrovatus leonardii Bilardo & Pederzani, 1978Hydrovatus lintrarius Guignot, 1958Hydrovatus longicornis Sharp, 1882Hydrovatus longior Biström, 1997Hydrovatus maai Biström, 1997Hydrovatus macrocephalus Gschwendtner, 1934Hydrovatus macrocerus Régimbart, 1895Hydrovatus madagascariensis Régimbart, 1903Hydrovatus marlieri Guignot, 1956Hydrovatus medialis J.Balfour-Browne, 1939Hydrovatus megalocerus Bilardo & Pederzani, 1978Hydrovatus mollis Biström, 1997Hydrovatus mucronatus Régimbart, 1908Hydrovatus mundus Omer-Cooper, 1931Hydrovatus naviger Biström, 1997Hydrovatus nefandus Omer-Cooper, 1957Hydrovatus nephodes Guignot, 1953Hydrovatus ngorekiensis Bilardo & Rocchi, 1999Hydrovatus niger Gschwendtner, 1938Hydrovatus nigricans Sharp, 1882Hydrovatus nigrita Sharp, 1882Hydrovatus nilssoni Biström, 1997Hydrovatus nimbaensis Guignot, 1954Hydrovatus niokolensis Guignot, 1956Hydrovatus noumeni Bilardo & Rocchi, 1990Hydrovatus oblongipennis Régimbart, 1895Hydrovatus oblongiusculus Régimbart, 1895Hydrovatus oblongus Omer-Cooper, 1957Hydrovatus obsoletus Peschet, 1922Hydrovatus obtusus Motschulsky, 1855Hydrovatus omentatus Guignot, 1950Hydrovatus opacus Sharp, 1882Hydrovatus otiosus Guignot, 1945Hydrovatus ovalis Sharp, 1882Hydrovatus parallelipennis Régimbart, 1895Hydrovatus parallelus Sharp, 1882Hydrovatus parameces Guignot, 1958Hydrovatus parvulus Régimbart, 1900Hydrovatus pederzanii Bilardo & Rocchi, 1990Hydrovatus peninsularis Young, 1953Hydrovatus perrinae Bilardo & Pederzani, 1978Hydrovatus perssoni Biström & Nilsson, 1997Hydrovatus pescheti Omer-Cooper, 1931Hydrovatus piceus Guignot, 1961Hydrovatus picipennis Motschulsky, 1859Hydrovatus pictulus Sharp, 1882Hydrovatus pilitibiis Omer-Cooper, 1957Hydrovatus pilula Guignot, 1954Hydrovatus pinguis Régimbart, 1892Hydrovatus pisiformis Biström, 1997Hydrovatus platycornis Young, 1963Hydrovatus postremus Guignot, 1942Hydrovatus pudicus (Clark, 1863)Hydrovatus pulcher Gschwendtner, 1934Hydrovatus pumilus Sharp, 1882Hydrovatus punctipennis Motschulsky, 1859Hydrovatus pustulatus (F.E.Melsheimer, 1844)Hydrovatus pyrrus Guignot, 1958Hydrovatus rangoonensis Guignot, 1954Hydrovatus reclusus Guignot, 1955Hydrovatus regimbarti Zimmermann, 1919Hydrovatus reticuliceps Régimbart, 1895Hydrovatus rocchii Biström, 1997Hydrovatus rufescens Motschulsky, 1859Hydrovatus rufoniger (Clark, 1863)Hydrovatus samuelsoni Biström, 1997Hydrovatus sandwichensis Biström, 1995Hydrovatus sanfilippoi Bilardo & Rocchi, 1990Hydrovatus satanas Guignot, 1958Hydrovatus satanoides Pederzani & Rocchi, 1982Hydrovatus saundersi Biström, 1997Hydrovatus schawalleri Biström, 1997Hydrovatus scholaeus Guignot, 1958Hydrovatus seminarius Motschulsky, 1859Hydrovatus semirufus Zimmermann, 1924Hydrovatus senegalensis Régimbart, 1895Hydrovatus seydeli Guignot, 1953Hydrovatus sharpi Branden, 1885Hydrovatus similis Biström, 1997Hydrovatus simoni Régimbart, 1894Hydrovatus sinister Sharp, 1890Hydrovatus sitistus Omer-Cooper, 1963Hydrovatus sobrinus Omer-Cooper, 1957Hydrovatus soror Biström, 1997Hydrovatus spadix Guignot, 1948Hydrovatus spissicornis Régimbart, 1905Hydrovatus sporas Guignot, 1959Hydrovatus stappersi Guignot, 1959Hydrovatus stridulus Biström, 1997Hydrovatus subparallelus Gschwendtner, 1930Hydrovatus subrotundatus Motschulsky, 1859Hydrovatus subtilis Sharp, 1882Hydrovatus sumatrensis Sharp, 1882Hydrovatus suturalis Bilardo & Pederzani, 1978Hydrovatus testudinarius Régimbart, 1895Hydrovatus tristis Guignot, 1961Hydrovatus turbinatus Zimmermann, 1921Hydrovatus tydaeus Biström, 1997Hydrovatus uhligi Biström, 1995Hydrovatus unguicularis Biström, 1997Hydrovatus unguiculatus Biström, 1997Hydrovatus uniformis (Fairmaire, 1869)Hydrovatus validicornis Régimbart, 1895Hydrovatus verisae Bilardo & Rocchi, 1987Hydrovatus vicinus Guignot, 1958Hydrovatus villiersi Guignot, 1955Hydrovatus visendus Biström, 1997Hydrovatus vividus Guignot, 1954Hydrovatus vulneratus Biström, 1997Hydrovatus vulpinus Biström, 1997Hydrovatus weiri Biström, 1997Hydrovatus wewalkai Biström, 1999Hydrovatus wittei Biström, 1997Hydrovatus yagii Kitayama, Mori & Matsui, 1993Hydrovatus youngi Biström, 1997
