What is one of the subregions of Southern Tasmania?

Coal River is indeed a recognized subregion of Southern Tasmania. This region is known for its unique terroir, characteristics that favor the production of high-quality wines, particularly cool-climate varieties such as Pinot Noir and Chardonnay.

Southern Tasmania benefits from a mild maritime climate, which is essential for grape growing. The Coal River Valley, situated southeast of Hobart, features a mix of rolling hills and river valleys that contribute to the diverse range of microclimates, allowing for varied vineyard practices and styles of wine production. The presence of well-draining soils and ample sunshine also enhances the grape maturation process.

In contrast, Pipers River is located in northern Tasmania and is not part of Southern Tasmania. The Granite Belt is situated in Queensland and is known for its warm climate conducive to different grape varieties, while Barossa Valley is famous for its wines in South Australia, particularly Shiraz, but it is not related to Tasmania. Understanding these geographical distinctions is crucial for sommelier proficiency, as it helps in identifying and recommending wines based on their origin and the characteristics that define them.