Lopwell is a site of natural beauty situated at the upper tidal mark on the River Tavy

River Tavy

The Tavy is a river on Dartmoor, Devon, England. The name derives from the Brythonic root "Taff", the original meaning of which has now been lost...

, 3 miles from north Plymouth

Plymouth

Plymouth is a city and unitary authority area on the coast of Devon, England, about south-west of London. It is built between the mouths of the rivers Plym to the east and Tamar to the west, where they join Plymouth Sound...

 and 7 miles from Tavistock, Devon, England.

Lopwell is a Local Nature Reserve

Local Nature Reserve

Local nature reserve or LNR is a designation for nature reserves in the United Kingdom. The designation has its origin in the recommendations of the Wild Life Conservation Special Committee which established the framework for nature conservation in the United Kingdom and suggested a national suite...

 consisting of several different habitats including mudflats, freshwater marsh, grassland, wildflower meadow, scrub-grassland and saltmarsh. The area forms part of the Tamar–Tavy Estuary

Tamar–Tavy Estuary

The Tamar–Tavy Estuary is a Site of Special Scientific Interest covering the tidal estuaries of the River Tamar and the River Tavy on the border between Cornwall and Devon in England, UK. Part of the Tamar estuary also forms the Tamar Estuary Nature Reserve, owned by the Cornwall Wildlife Trust...

 Site of Special Scientific Interest

Site of Special Scientific Interest

A Site of Special Scientific Interest is a conservation designation denoting a protected area in the United Kingdom. SSSIs are the basic building block of site-based nature conservation legislation and most other legal nature/geological conservation designations in Great Britain are based upon...

(SSSI) and has a resident Grey seal.