Inner Tay Estuary viridis" - a species normally found only in north-eastern North America. Scottish Natural Heritage has commissioned and published habitat survey reports for the Inner Tay Estuary. Public roads run within a few hundred metres of the both north and south shores providing easy access to view the estuary and its wildlife, though car parking is limited in many places: (south shore) Wormit, Balmerino, Newburgh, Elcho Castle; (north bank) Riverside Drive in Dundee by the railway bridge, Invergowrie, Kingoodie, Port Allen, Powgavie, Cairnie Pier; (in Perth) from both banks, the bridges, Moncreiffe Island; (in Bridge of Earn) the bridge. The minor
Martyrs Bridge (Bamako) palace. From the south of the bridge runs Avenue de l'Unite Africain, the major route from the city centre south to Bamako-Senou Airport. In 1982 a second road bridge, the King Fahd Bridge, was opened just 500 meters upstream. Both bridges connect the central city neighborhood of Commune III with Badalabougou. Prior to the 1950s, the only crossing of the Niger at Bamako was at the Sotuba Causeway, 8 kilometers downstream from the city, which is a low water crossing of cut stone at the location of a natural rapids. The Aigrettes Dam, 200 kilometers upstream, is a hydroelectric station