Tremadog Bay
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Tremadog Bay (also spelled Tremadoc Bay; ), is a shallow inlet of
Cardigan Bay Cardigan Bay () is a large inlet of the Irish Sea, indenting the west coast of Wales between Bardsey Island, Gwynedd in the north, and Strumble Head, Pembrokeshire at its southern end. It is the largest bay in Wales. Geography Cardigan Bay ha ...
in
North Wales North Wales ( ) is a Regions of Wales, region of Wales, encompassing its northernmost areas. It borders mid Wales to the south, England to the east, and the Irish Sea to the north and west. The area is highly mountainous and rural, with Snowdon ...
. It comprises the area between Mochras (Shell Island) in the east and the Trwyn Cilan headland of the
Llŷn Peninsula The Llŷn Peninsula ( or , ) is a peninsula in Gwynedd, Wales, with an area of about , and a population of at least 20,000. It extends into the Irish Sea, and its southern coast is the northern boundary of the Tremadog Bay inlet of Cardigan Ba ...
in the west. The Sarn Badrig reef extends south-west from Mochras and forms a natural barrier between Tremadog Bay and Cardigan Bay proper. The
Afon Glaslyn is a river in Gwynedd, north-west Wales. While not of great significance in terms of its length (about ), it is one of Gwynedd's primary rivers, and has greatly influenced the landscape in which it flows. It has its source in Glaslyn, a ci ...
flows into the north of the bay and
Saint Tudwal's Islands Saint Tudwal's Islands (Welsh (language), Welsh: Ynysoedd Tudwal) are a small archipelago lying south of Abersoch on the Llŷn Peninsula in North Wales, at the western end of Tremadog Bay. They were referred to as the Studwells in the early 19 ...
lie at the western end of the bay. The towns of
Pwllheli Pwllheli ( ; ) is a market town and community on the Llŷn Peninsula (), in Gwynedd, north-west Wales. It had a population of 4,076 in 2011, which declined slightly to 3,947 in 2021; a large proportion (81%) were Welsh language, Welsh speaking. ...
,
Criccieth Criccieth, also spelled Cricieth (), is a town and community (Wales), community in Gwynedd, Wales, on the boundary between the Llŷn Peninsula and Eifionydd. The town is west of Porthmadog, east of Pwllheli and south of Caernarfon. It had a ...
,
Porthmadog Porthmadog (), originally Portmadoc until 1972 and known locally as "Port", is a coastal town and community (Wales), community in the Eifionydd area of Gwynedd, Wales, and the historic counties of Wales, historic county of Caernarfonshire. It li ...
, and
Harlech Harlech () is a seaside resort and community (Wales), community in Gwynedd, North Wales, and formerly in the Historic counties of Wales, historic county of Merionethshire. It lies on Tremadog Bay in the Snowdonia National Park. Before 1966, it ...
lie directly on the bay.


External links


Overview of its marine biology


Sources

Cardigan Bay {{Gwynedd-geo-stub