:Arfordir Abereiddi

{{Short description|Protected area in Pembrokeshire, Wales}}

{{Use dmy dates|date=April 2022}}

{{Infobox Site of Special Scientific Interest

|name= Arfordir Abereiddi

|image= Abereiddy, the Blue Lagoon, with 'Coasteers' diving - geograph.org.uk - 1406824.jpg

|image_caption= Part of site, including the lagoon

|aos= Pembrokeshire

|interest= Biological and Geological

|gridref={{gbmappingsmall|SM7965531099}}

|coordinates = {{coord|51.934662|-5.2067117|type:landmark_region:GB|display=inline,title}}

|displaymap= Wales

|area= 63.74 ha

|notifydate=2002

|enref=

}}

Arfordir Abereiddi is a Site of Special Scientific Interest (SSSI) in Pembrokeshire, South Wales. It has been designated as a Site of Special Scientific Interest since January 2002 in an attempt to protect its fragile biological and geological elements.[http://www.ccgc.gov.uk/landscape--wildlife/protecting-our-landscape/special-landscapes--sites/protected-landscape/sssis/current-sssis-in-wales.aspx?lang=cy-gb Countryside Council for Wales website (Natural Resources Wales since 2013)]; {{webarchive |url=https://web.archive.org/web/20140101020259/http://www.ccgc.gov.uk/landscape--wildlife/protecting-our-landscape/special-landscapes--sites/protected-landscape/sssis/current-sssis-in-wales.aspx?lang=cy-gb |date=January 1, 2014 }} accessdate: 30 December 2013 The site has an area of 63.74 hectares and is managed by Natural Resources Wales.