L-Moor, Shepreth is a 6.6-hectare (16-acre) biological Site of Special Scientific Interest in Shepreth in Cambridgeshire.

[1][2] It is managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.

[3] The site is unploughed calcareous grassland which has diverse flora such as horseshoe vetch and felwort in drier areas, and devil's bit scabious and fen bedstraw in wetter ones.

A stream provides a habitats, and the site is regarded by Natural England as very valuable for its invertebrates.

Some areas are grazed by rabbits.