Editing Ringed seal (section)

===Subspecies===
The populations living in different areas have evolved to separate subspecies, which are currently recognized as:<ref name="Miyazaki 2009" />
{| class="wikitable "
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! Image !! Subspecies !!  Distribution
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|[[File:Pusa hispida hispida NOAA 1 (cropped).jpg|120px]]||''Pusa hispida hispida''<br/>([[Arctic ringed seal]]) ||Arctic coasts of [[Europe]], [[Russia]], [[Canada]] and [[Alaska]], including [[Novaya Zemlya]], [[Spitsbergen]], [[Greenland]] and [[Baffin Island]].
|-
||| ''Pusa hispida ochotensis'' || [[Kamchatka Peninsula|Kamchatka]], [[Okhotsk Sea]] and southward to 35°N, along the [[Japan]]ese [[Pacific]] coast.
|-
|[[File:Pusa hispida botnica Oulu 20150516 06.JPG|120px]]||''Pusa hispida botnica''<br/>(validity questionable<ref name="Berta 2012">{{cite journal |last1=Berta |first1=A. |last2=Churchill |first2=M. |title=Pinniped taxonomy: review of currently recognized species and subspecies, and evidence used for their description |journal=[[Mammal Review]] |date=2012 |volume=42 |issue=3 |pages=207–234 |doi=10.1111/j.1365-2907.2011.00193.x|bibcode=2012MamRv..42..207B }}</ref>) ||The Baltic Sea, especially in the [[Bothnian Bay]] where there is a large population, but there are also populations in the [[Gulf of Finland]], the [[Gulf of Riga]] and the [[Archipelago Sea]].<ref name="Meier 2004" /> A publication from the [[HELCOM]] organisation classified ''P. h. botnica'' as '[[vulnerable species|vulnerable]]' in 2013.<ref>{{cite journal |author=HELCOM |author-link=HELCOM |year=2013 |title=HELCOM Red List of Baltic Sea species in danger of becoming extinct |journal=Baltic Sea Environmental Proceedings |issue=140 |page=92 |url=http://helcom.fi/Lists/Publications/BSEP140.pdf |url-status=dead |archive-url=https://web.archive.org/web/20141007002944/http://helcom.fi/Lists/Publications/BSEP140.pdf |archive-date=2014-10-07 }}</ref>
|-
|[[File:Ладожская нерпа.jpg|120px]]|| ''Pusa hispida ladogensis''<br/>([[Ladoga ringed seal]]) ||[[Lake Ladoga]]
|-
|[[File:Pusa hispida saimensis 304551354.jpg|120px]]||  ''Pusa hispida saimensis''<br/>([[Saimaa ringed seal]]) ||Lives only in [[Saimaa|Lake Saimaa]] in Finland and is one of the most threatened seals in the world with a total population of around 400 individuals.<ref>{{cite web |title=Saimaa Ringed Seal |url=https://wwf.fi/en/saimaaringedseal/ |access-date=22 December 2018 |website=WWF Finland}}</ref>
|}

The three last subspecies are isolated from the others, like the closely related [[Baikal seal]] and [[Caspian seal]].