The Adur River is a river located in West Sussex, England. It flows for about 30 miles, starting in the South Downs and emptying into the English Channel at Shoreham-by-Sea. The river is known for its scenic beauty and is surrounded by lush countryside. The Adur River is popular for various recreational activities, including fishing and kayaking. It also supports a diverse ecosystem, providing habitat for various species of fish and birds. The river plays an important role in the local environment and economy, contributing to the area's natural charm and tourism.