The Mersey Basin is a geographical area in northwest England, primarily surrounding the River Mersey. It encompasses parts of Cheshire, Merseyside, and Greater Manchester, and is known for its rich industrial history and diverse ecosystems. The basin plays a crucial role in the region's economy, supporting various industries and transportation networks. The River Mersey flows through the basin, providing vital water resources and habitats for wildlife. The area is characterized by urban development, parks, and green spaces, making it an important location for both residents and visitors. Conservation efforts are ongoing to protect the natural environment within the basin.