编辑“︁水獺”︁（章节）

== 物種 ==
<div class="thumb tright" style="border:1px solid #ccc; margin:0.5em;">
{|border="0" cellpadding="2" cellspacing="0"
|{{clade| style=font-size:90%;line-height:75%
| label1=水獺亞科 Lutrinae
| 1={{clade
| 1=[[巨獺]] (''Pteronura brasiliensis'')
|    2={{clade
|       1={{clade
|          1=[[北美水獺]] (''Lontra canadensis'')
|          2={{clade
|             1={{clade
|                1=[[秘魯水獺]] (''Lontra felina'')
|                2=[[智利水獺]] (''Lontra provocax'')
                }}
|             2=[[長尾水獺]] (''Lontra longicaudis'')
          }} }}
|       2={{clade
|          1=[[海獺]] (''Enhydra lutris'')
|          2={{le|斑頸水獺|Spotted-necked otter}} (''Hydrictis maculicollis'')
|          3={{clade
|             1={{clade
|                1=[[歐亞水獺]] (''Lutra lutra'')
|                2=[[毛鼻水獺]] (''Lutra sumatrana'')
|                3=[[日本水獺]]† (''Lutra nippon'')
                }}
|             2={{clade
|                1={{clade
|                   1={{le|非洲小爪水獺|African clawless otter}} (''Aonyx capensis'')
|                   2=[[亞洲小爪水獺]] (''Aonyx cinerea'')
|                   3=[[剛果小爪水獺]] (''Aonyx congicus'')
                            }}
|                2={{clade
|                   1=[[江獺]] (''Lutrogale perspicillata'')
}} }} }} }} }} }} }}
|}
<div style="border: none;"><div class="thumbcaption">{{center|<small>水獺亞科支序圖，本圖係根據於2008年考伊夫利等人<ref name=Koepfli2008>{{Cite journal |vauthors=Koepfli KP, Deere KA, Slater GJ, etal |title=Multigene phylogeny of the Mustelidae: Resolving relationships, tempo and biogeographic history of a mammalian adaptive radiation |journal=BMC Biol. |volume=6 |pages=4–5 |year=2008 |pmid=18275614 |doi=10.1186/1741-7007-6-10 |pmc=2276185}}</ref>及1999年賓甯達－艾德蒙茲等人<ref>{{Cite journal|vauthors=Bininda-Emonds OR, Gittleman JL, Purvis A |title=Building large trees by combining phylogenetic information: a complete phylogeny of the extant Carnivora (Mammalia) |journal=Biol Rev Camb Philos Soc |volume=74 |issue=2 |pages=143–75 |year=1999 |pmid=10396181 |doi=10.1017/S0006323199005307|url=http://www.molekularesystematik.uni-oldenburg.de/download/Publications/CarnivoreST.pdf |archive-url=https://web.archive.org/web/20170809052355/http://www.molekularesystematik.uni-oldenburg.de/download/Publications/CarnivoreST.pdf |archive-date=2017-08-09 |url-status=live |citeseerx=10.1.1.328.7194 }}</ref>之研究。</small>}}</div></div></div>
=== 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'')
|}