Porth Nanven
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Porth Nanven (; most well known as Cot Valley and occasionally known as Penanwell) is a beach in the far west of
Cornwall Cornwall (; or ) is a Ceremonial counties of England, ceremonial county in South West England. It is also one of the Celtic nations and the homeland of the Cornish people. The county is bordered by the Atlantic Ocean to the north and west, ...
, England,
United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...
. It is located half-a-mile west of the town of St Just. The beach is at the seaward end of the
Cot Valley Cot Valley is located half-a-mile south of St Just in west Cornwall, United Kingdom. It has a very mild microclimate.Clegg, David (2005) ''Cornwall & the Isles of Scilly: the complete guide''. Leicester: Matador; p. 121 The stream which runs ...
and is part of the
Aire Point To Carrick Du Aire Point to Carrick Du SSSI is a Site of Special Scientific Interest on the Penwith Peninsula, Cornwall, England. It is 5.98 square kilometres in extent, stretching from to . The site is designated both for its biological and its geological ...
Site of Special Scientific Interest A Site of Special Scientific Interest (SSSI) in Great Britain, or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland, is a conservation designation denoting a protected area in the United Kingdom and Isle ...
. Porth Nanven has sometimes been referred to as 'Dinosaur Egg Beach' in the media because of a remarkable deposit of ovoid boulders covering the beach and foreshore. These boulders come in all sizes, from hen's egg to a metre or more in length, and have proved so tempting as souvenirs that they are now legally protected by the
National Trust The National Trust () is a heritage and nature conservation charity and membership organisation in England, Wales and Northern Ireland. The Trust was founded in 1895 by Octavia Hill, Sir Robert Hunter and Hardwicke Rawnsley to "promote the ...
which owns the beach. Many visitors assume that these weirdly shaped boulders are the work of the sea, which they are, but the sea of 120,000 years ago. Sea levels have changed several times since then and are now much lower, causing the ancient beach to be suspended in the cliff above the present level. Stand on the beach and look back towards the cliff, and you will see a wall of the rounded rocks waiting to break away and join those on the beach today. Work was completed in December 2005 on diverting and treating the sewage which used to be deposited offshore here; it is now safe to swim in the cove. Porth Nanven featured as one of the 10 Best Beaches in the UK


References

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Gallery of images

File:Porthnanven Panorama Cornwall.jpg, Panorama of Porth Nanven Image:Cot Valley Beach.jpg, Porth Nanven where the
Cot Valley Cot Valley is located half-a-mile south of St Just in west Cornwall, United Kingdom. It has a very mild microclimate.Clegg, David (2005) ''Cornwall & the Isles of Scilly: the complete guide''. Leicester: Matador; p. 121 The stream which runs ...
meets the sea Image:Porth Nanven.jpg, Porth Nanven looking inland Image:The Brisons from Nanven2.jpg, Nanven Beach with
The Brisons The Brisons (, meaning ''breaker island'') is a twin-peaked islet in the Celtic Sea situated 1 mile (1.6 km) offshore from Cape Cornwall in Cornwall, on the south-western coast of Great Britain. Geography The Brisons (the name is Frenc ...
on the horizon File:Climate history revealed^ - geograph.org.uk - 71736.jpg, Above the current beach (rounded rocks) can be seen a layer of pebbles from about 120,000 years ago. Above them are head deposits, angular pieces from 100,000 to 20,000 years ago
File:TomCorser Wild Sea Cot Valley Conwall IMG 5556.JPG File:TomCorser Wild Sea Cot Valley Conwall IMG 5581.JPG File:TomCorser Wild Sea Cot Valley Conwall IMG 5559.JPG File:TomCorser Wild Sea Cot Valley Conwall IMG 5575.JPG File:Nanven water splashing up.jpg Beaches of Penwith St Just in Penwith