The arrondissement of Béziers is bordered to the north by the Aveyron department and the arrondissement of Lodève , to the northeast by the arrondissement of Montpellier , to the east by the Gulf of Lyon ( Mediterranean Sea ) , to the south by the Aude department and to the west by the Tarn department .
The `` arrondissement '' of Béziers is bordered to the north by the Aveyron department and the `` arrondissement '' of Lodève , to the northeast by the `` arrondissement '' of Montpellier , to the east by the Mediterranean Sea , to the south by the Aude department and to the west by the Tarn department .