The Foreign and Commonwealth Office (FCO) advise against all travel to the provinces of Tiris Zemmour, Adrar, Tagant, Hodh el Chargui, Dakhlet-Nouadhibou and Inchiri (with the exception of the Nouakchott - Nouadhibou corridor).
The FCO advise against all but essential travel to the rest of the country. This includes travel along the Nouakchott - Nouadhibou corridor comprising the north-south arterial road running between these two cities and passing through Nouamghar.
There is a general threat from terrorism, including kidnapping. Attacks could be indiscriminate, including in places frequented by foreigners. There is a threat of retaliatory attacks following the French military intervention in Mali. See Terrorism
Demonstrations have taken place in the capital Nouakchott. Some have involved clashes between police and demonstrators resulting in the use of tear gas. You should avoid all demonstrations. See Political situation.
There’s no British Embassy in Mauritania. If you need consular assistance while you are in Mauritania, contact the British Embassy in Rabat or any EU Embassy in Nouakchott. See Consular assistance
Take out comprehensive travel and medical insurance before you travel.