Bluebell Lakes are a series of five fishing lakes in Tansor near Peterborough. The five lakes are Kingfisher, Swan, Bluebell, Sandmartin and Mallard. The lakes have carp up to , tench to , catfish to , pike to , bream to , perch to , roach to and crucian carp to .
The lakes were home to what The Guardian described as "the UK's most famous fish", a large carp nicknamed "Benson", who was at her peak. Benson died in 2009, aged 25.