Béthencourt-sur-Mer
commune in Somme, France
Béthencourt-sur-Mert is a commune. It is in the region Hauts-de-France in the Somme department in the north of France.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f4/Blason_ville_fr_B%C3%A9thencourt-sur-Mer_%28Somme%29.svg/90px-Blason_ville_fr_B%C3%A9thencourt-sur-Mer_%28Somme%29.svg.png)
Béthencourt-sur-Mert is a commune. It is in the region Hauts-de-France in the Somme department in the north of France.