{{Location map, Wales Anglesey, mark=Green_pog.svg , lat=53.2820021, long=-4.5845404, width=250, float=center , alt = , caption = , image_bathymetry = , alt_bathymetry = , caption_bathymetry = , location =

Irish Sea The Irish Sea or , gv, Y Keayn Yernagh, sco, Erse Sie, gd, Muir Èireann , Ulster-Scots: ''Airish Sea'', cy, Môr Iwerddon . is an extensive body of water that separates the islands of Ireland and Great Britain. It is linked to the C ...

, group = , coordinates = {{coord, 53.2835, N, 4.5879, W, source:wikidata, display=inline,title , type =

Strait A strait is an oceanic landform connecting two seas or two other large areas of water. The surface water generally flows at the same elevation on both sides and through the strait in either direction. Most commonly, it is a narrow ocean chan ...

, etymology = , part_of = , inflow = , rivers = , outflow = , oceans = , catchment = , basin_countries = , agency = , designation = , date-built = , engineer = , date-flooded = , length = , width = , area = , depth = , max-depth = , volume = , residence_time = , salinity = , shore = , elevation = , temperature_high = , temperature_low = , frozen = , islands = , islands_category = , sections = , trenches = , benches = , cities = , pushpin_map =Wales Anglesey , pushpin_label_position = , pushpin_map_alt = , pushpin_map_caption = , website = , reference = Cymyran Strait ( cy, Culfor Cymyran) is a

strait A strait is an oceanic landform connecting two seas or two other large areas of water. The surface water generally flows at the same elevation on both sides and through the strait in either direction. Most commonly, it is a narrow ocean chan ...

that runs from Beddmanarch Bay in the north to Cymyran Bay in the south between the islands of

Anglesey Anglesey (; cy, (Ynys) Môn ) is an island off the north-west coast of Wales. It forms a principal area known as the Isle of Anglesey, that includes Holy Island across the narrow Cymyran Strait and some islets and skerries. Anglesey island ...

(Ynys Môn) and

Holy Island Sacred space, sacred ground, sacred place, sacred temple, holy ground, or holy place refers to a location which is deemed to be sacred or hallowed. The sacredness of a natural feature may accrue through tradition or be granted through a bles ...

(Ynys Cybi). At either end it opens up into the

. The strait was first crossed with a permanent land-link by the

Four Mile Bridge Four Mile Bridge ( cy, Pontrhydybont / / ) is a village spanning both sides of the Cymyran Strait in Wales, connecting Holy Island with Anglesey, and is approximately southeast of Holyhead. The village is quite small and is split between t ...

by the latest date of 1530. It was later crossed by the A5 London to Holyhead Road at Stanley Embankment in 1823, the North Wales Coast Line using the same embankment in 1848, and finally the separate A55 expressway in 2001. The area specifically between the Stanley Embankment and the Four Mile Bridge is often referred to as the ''Inland Sea'' (Y Lasinwen) and is almost a

lagoon A lagoon is a shallow body of water separated from a larger body of water by a narrow landform, such as reefs, barrier islands, barrier peninsulas, or isthmuses. Lagoons are commonly divided into '' coastal lagoons'' (or ''barrier lagoons ...

. The only settlement on the shores of the strait is

itself, although the town of Holyhead and the villages of

Valley A valley is an elongated low area often running between hills or mountains, which will typically contain a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers or streams ove ...

and

Trearddur Trearddur or Trearddur Bay ( cy, Bae Trearddur) is a village, seaside resort and community south of Holyhead on the west coast of Holy Island off the north-west coast of Anglesey in Wales. The community includes the small settlement of Penrhos ...

are close by.

External links

*http://www.pesdapress.com/pdfs/7_Rhoscolyn.pdf Straits of Anglesey