编辑“︁水獺”︁（章节）

=== 現存物種 ===
{| class="wikitable collapsible"
! 圖片
! 屬
! 物種
|-
|[[File:Fischotter Lutra lutra1.jpg|175px]]
|[[水獺屬]] ''Lutra'' {{small|Brisson, 1762}}
|
*[[歐亞水獺]] (''Lutra lutra'')
*[[毛鼻水獺]] (''Lutra sumatrana'')
|-
|[[File:Spotted-necked otter 1.jpg|175px]]
|{{le|斑頸水獺屬|Hydrictis}} ''Hydrictis'' {{small|Pocock, 1921}}
|
*{{le|斑頸水獺|Spotted-necked otter}} (''Hydrictis maculicollis'')
|-
|[[File:Smooth cotted otter (1).jpg|175px]]
|[[江獺屬]] ''Lutrogale'' {{small|(Gray, 1865)}}
|
*[[江獺]] (''Lutrogale perspicillata'')
|-
|[[File:Gfp-otter-and-trout.jpg|175px]]
|[[美洲獺屬]] ''Lontra'' {{small|Gray, 1843}}
|
*[[北美水獺]] (''Lontra canadensis'')
*[[智利水獺]] (''Lontra provocax'')
*[[長尾水獺]] (''Lontra longicaudis'')
*[[秘魯水獺]] (''Lontra felina'')
|-
|[[File:Pteronura brasiliensis zoo Brasilia 01.jpg|175px]]
|[[巨獺屬]] ''Pteronura'' {{small|Gray, 1837}}
|
*[[巨獺]] (''Pteronura brasiliensis'')
|-
|[[File:Water Animal.jpg|175px]]
|[[小爪水獺屬]] ''Aonyx'' {{small|Lesson, 1827}}
|
*{{le|非洲小爪水獺|African clawless otter}} (''Aonyx capensis'')
*[[亞洲小爪水獺]] (''Aonyx cinereus'')
*[[剛果小爪水獺]] (''Aonyx congicus'')
|-
|[[File:Marsh lounging (15085860020).jpg|175px]]
|[[海獺屬]] ''Enhydra'' {{small|Fleming, 1828}}
|
*[[海獺]] (''Enhydra lutris'')
|}