The Bittern Line is a railway branch line in Norfolk, England, that links Norwich to Sheringham. It passes through the Broads on its route to an Area of Outstanding Natural Beauty on the north Norfolk coast. It is named after the bittern, a rare bird found in the reedy wetlands of Norfolk. The line is 30 miles 22 chains (48.7 km) in length and there are 10 stations. It is part of Network Rail Strategic Route 7, SRS 07.11, and is classified as a rural line. Passenger services are operated by Greater Anglia, which also manages all of the stations.