Bute Street, Cardiff Bute Street, Cardiff Bute Street () is a street in Cardiff, Wales. It links Cardiff Bay (previously Tiger Bay) and Butetown with Cardiff city centre. It now has no road number. It runs from the dockside of the Mermaid Quay complex in the south, which is now a pedestrian zone, to the junction of Bute Terrace (A4160) in the north. What is today Bute Street was previously mostly meadow and marshland called Soudrey, the Cardiff south moors. The 2nd Marquess of Bute realised in the 1820s that the Glamorganshire Canal was not sufficient to cope with the demands of the
Cardiff Bay Wetlands Reserve are a transitional habitat between water and land; they provide an important habitat for many bird, fish, animal, and plant species. The Cardiff Bay Wetlands Reserve can be found near St David's Hotel close to Mermaid Quay. Prior to the construction of the Cardiff Bay Barrage, this area was made up of mudflats and salt marsh. The wetlands reserve was created in the new freshwater lake. The reserve is a biodiversity hot-spot within Cardiff Bay. The reedbed, a UK Biodiversity Action Plan habitat, along with other aquatic plants, are very productive vegetation. A number of bird species including reed buntings,