Roscoff is a commune

Communes of France

The commune is the lowest level of administrative division in the French Republic. French communes are roughly equivalent to incorporated municipalities or villages in the United States or Gemeinden in Germany...

 in the Finistère

Finistère

Finistère is a département of France, in the extreme west of Brittany.-History:The name Finistère derives from the Latin Finis Terræ, meaning end of the earth, and may be compared with Land's End on the opposite side of the English Channel...

 department of Brittany in northwestern France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

.

The nearby Île de Batz

Île de Batz

The Île de Batz is an island off Roscoff in Brittany, France. Administratively, it is a commune in the Finistère department of Brittany in north-western France.-Population:...

, called Enez Vaz in Breton

Breton language

Breton is a Celtic language spoken in Brittany , France. Breton is a Brythonic language, descended from the Celtic British language brought from Great Britain to Armorica by migrating Britons during the Early Middle Ages. Like the other Brythonic languages, Welsh and Cornish, it is classified as...

, is a small island that can be reached by launch

Launch (boat)

A launch in contemporary usage refers to a large motorboat. The name originally referred to the largest boat carried by a warship. The etymology of the word is given as Portuguese lancha "barge", from Malay lancha, lancharan, "boat," from lanchar "velocity without effort," "action of gliding...

 from the harbour.

After lobbying by local economic leaders headed by Alexis Gourvennec

Alexis Gourvennec

Alexis Gourvennec was a Breton pig farmer and economic leader who played a major role in the regeneration of Brittany after World War II...

, the French Government agreed in 1968 to provide a deep water port at Roscoff. Existing ferry operators were reluctant to take on the relatively long Plymouth/Roscoff crossing, so Gourvennec and colleagues founded Brittany Ferries

Brittany Ferries

Brittany Ferries is a French ferry company that runs ships between France, the UK, Ireland and Spain.-1970s and 1980s:Following the provision of the deep-water port at Roscoff, the company commenced in January 1973 at the instigation of Alexis Gourvennec, when existing ferry companies showed...

.

Since the early 1970s, Roscoff has been developed as a ferry

Ferry

A ferry is a form of transportation, usually a boat, but sometimes a ship, used to carry primarily passengers, and sometimes vehicles and cargo as well, across a body of water. Most ferries operate on regular, frequent, return services...

 port for the transport of Breton agricultural produce, and for car-based tourism.