Benacre Broad is an isolated body of water on the North Sea

North Sea

In the southwest, beyond the Straits of Dover, the North Sea becomes the English Channel connecting to the Atlantic Ocean. In the east, it connects to the Baltic Sea via the Skagerrak and Kattegat, narrow straits that separate Denmark from Norway and Sweden respectively...

 coast of the English

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 county

County

A county is a jurisdiction of local government in certain modern nations. Historically in mainland Europe, the original French term, comté, and its equivalents in other languages denoted a jurisdiction under the sovereignty of a count A county is a jurisdiction of local government in certain...

 of Suffolk. It is located in the parish of Benacre, Suffolk about 5.75 miles (9 km) south of Lowestoft

Lowestoft

Lowestoft is a town in the English county of Suffolk. The town is on the North Sea coast and is the most easterly point of the United Kingdom. It is north-east of London, north-east of Ipswich and south-east of Norwich...

 and 5 miles (8 km) north of Southwold

Southwold

Southwold is a town on the North Sea coast, in the Waveney district of the English county of Suffolk. It is located on the North Sea coast at the mouth of the River Blyth within the Suffolk Coast and Heaths Area of Outstanding Natural Beauty. The town is around south of Lowestoft and north-east...

. The village of Covehithe

Covehithe

Covehithe, formerly North Hales, is a hamlet in a parish in Blything district, Suffolk, England. Lying on the coast around North-east of Southwold,also 8 miles South from the town of Lowestoft...

 is just to the south, Kessingland

Kessingland

Kessingland is a large village in the Waveney District of the English county of Suffolk. It is located around south of Lowestoft. It is of interest to archaeologists as Palaeolithic and Neolithic implements have been found here; the remains of an ancient forest lie buried on the seabed.There has...

 to the north.

The broad is part of Benacre NNR

Benacre NNR

Benacre NNR is a National Nature Reserve in the English county of Suffolk. It is located on the North Sea coast in the parishs of Benacre, Suffolk, Covehithe and Easton Bavents...

, a National Nature Reserve

National Nature Reserve

For details of National nature reserves in the United Kingdom see:*National Nature Reserves in England*National Nature Reserves in Northern Ireland*National Nature Reserves in Scotland*National Nature Reserves in Wales...

 established by English Nature

English Nature

English Nature was the United Kingdom government agency that promoted the conservation of wildlife, geology and wild places throughout England between 1990 and 2006...

. Whilst the broads

The Broads

The Broads are a network of mostly navigable rivers and lakes in the English counties of Norfolk and Suffolk. The Broads, and some surrounding land were constituted as a special area with a level of protection similar to a UK National Park by The Norfolk and Suffolk Broads Act of 1988...

 system came about through peat

Peat

Peat is an accumulation of partially decayed vegetation matter or histosol. Peat forms in wetland bogs, moors, muskegs, pocosins, mires, and peat swamp forests. Peat is harvested as an important source of fuel in certain parts of the world...

 digging in the Middle Ages

Middle Ages

The Middle Ages is a periodization of European history from the 5th century to the 15th century. The Middle Ages follows the fall of the Western Roman Empire in 476 and precedes the Early Modern Era. It is the middle period of a three-period division of Western history: Classic, Medieval and Modern...

, Benacre broad was formed in a shallow valley when glacial drift blocked off the outflow to the sea.