HMS Clacton was a turbine-engined Bangor class

Bangor class minesweeper

The Bangor-class minesweepers were a class of minesweepers operated by the Royal Navy , Royal Canadian Navy and Royal Indian Navy during World War II....

 minesweeper

Minesweeper (ship)

A minesweeper is a small naval warship designed to counter the threat posed by naval mines. Minesweepers generally detect then neutralize mines in advance of other naval operations.-History:...

 of the Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

. So far she has been only the second ship of the Royal Navy named after the Essex

Essex

Essex is a ceremonial and non-metropolitan county in the East region of England, and one of the home counties. It is located to the northeast of Greater London. It borders with Cambridgeshire and Suffolk to the north, Hertfordshire to the west, Kent to the South and London to the south west...

 town of Clacton-on-Sea

Clacton-on-Sea

Clacton-on-Sea is the largest town on the Tendring peninsula, in Essex, England and was founded in 1871. It is a seaside resort that attracted many tourists in the summer months between the 1950s and 1970s, but which like many other British sea-side resorts went into decline as a holiday...

.

She was built by Ailsa Shipbuilding Co. Ltd.

Ailsa Shipbuilding Company

-History:The company was founded in 1885 by the 3rd Marquess of Ailsa.In 1902 the Ailsa yard fitted out the polar exploration ship Scotia for the Scottish National Antarctic Expedition of 1902-04...

, at Troon

Troon

Troon is a town in South Ayrshire. It is situated on the west coast of Scotland, about eight miles north of Ayr and three miles northwest of Glasgow Prestwick International Airport. Lying across the Firth of Clyde, the Isle of Arran can be seen. Troon is also a port with freight and ferry services...

, Scotland

Scotland

Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...

 and launched on 18 December 1941.

HMS Clacton was in the Mediterranean off the east coast of Corsica

Corsica

Corsica is an island in the Mediterranean Sea. It is located west of Italy, southeast of the French mainland, and north of the island of Sardinia....

, on passage from La Maddalena

La Maddalena

La Maddalena is a town and comune located on the island with the same name, in northern Sardinia, part of the province of Olbia-Tempio, Italy.-The town:...

 to Bastia

Bastia

Bastia is a commune in the Haute-Corse department of France located in the northeast of the island of Corsica at the base of Cap Corse. It is also the second-largest city in Corsica after Ajaccio and the capital of the department....

 on 31 December 1943. She struck a mine

Naval mine

A naval mine is a self-contained explosive device placed in water to destroy surface ships or submarines. Unlike depth charges, mines are deposited and left to wait until they are triggered by the approach of, or contact with, an enemy vessel...

 at 0832 hours and sank immediately. Three officers and 29 ratings were killed, with the survivors being rescued by HMS Polruan.

The original HMS Clacton was a royal navy Minesweeper, launched in 1904. She weighed 820 tons gross.
The HMS Clacton was torpedoed and sunk by a German submarine at Chai Aghizi, in the Levant, on 3 August, 1916.