The Großes Moor near Becklingen (German: Großes Moor bei Becklingen) is a nature reserve in Germany with an area of 850 hectares (2,100 acres), of which 666 hectares (1,650 acres) lie in Celle district and 184 hectares (450 acres) in Soltau-Fallingbostel district. Since 16 December 1985 the area has been protected under conservation law. An area of 776.6 hectares (1,919 acres) is designated as a special area of conservation (FFH-Gebiet). The name literally means "Large Bog near Becklingen" and it lies on the Lüneburg Heath, south of Wietzendorf and east of Becklingen, part of the borough of Bergen. The River Meiße has its source in this raised bog.