Regional Bordeaux AOCs surface. Maximum authorized yield is 55 hectolitres per hectare. The authorized grape varieties are the same as red Bordeaux AOC although Merlot is the most common of this AOC. Production requirements and statistics for the various regional AOCs are as follows: Regional Bordeaux AOCs In the Bordeaux wine region there are seven regional "Appellations d'origine contrôlée" (AOCs) that may be used throughout the Gironde department. These are Bordeaux Rouge AOC, Bordeaux Supérieur Rouge, Bordeaux Clairet, Bordeaux Rosé, Bordeaux Blanc, a dry white, Bordeaux Supérieur Blanc, a sweet white, and "Crémant de Bordeaux", a sparkling méthode traditionnelle wine. The regional appellations
Ahr (wine region) to be classified as dry ("trocken") Auslese, but nowadays they are either called Grosses Gewächs or are classified as plain Qualitätswein bestimmter Anbaugebiete and are sold under estate-specific wine names. The best red wines of Ahr are quite expensive, and are routinely priced significantly higher than Germany's top dry Rieslings. Prices in excess of 50 euro are not uncommon for the top of the range at more well-known producers, although cheaper entry wines also are produced. Due to the limited production, and the high domestic demand for red wines in Germany, Ahr wines have only limited international (export) availability. Ahr