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Malltraeth Marsh

Our Malltraeth Marsh reserve comprises reedbeds, marshes, wet grassland and small pools. Bitterns have bred in the past and birds now spend winter here in most years. The reserve is also a great place to see wintering wildfowl. More...

 Malltraeth Marsh

Marazion Marsh

This reserve overlooks the beautiful St Michael's Mount and boasts Cornwall's largest reedbed. More than 250 bird, 500 plant, 500 insect and 18 mammal species have been recorded here and bitterns are now regular winter visitors (although patience is required to see them). More...

 Marazion Marsh

Marshside

There's something for everyone all year round at this delightful coastal reserve. In the spring you can see brown hares boxing in the fields, while in the early summer you'll spot nesting birds like avocets and lapwings. More...

 Marshside

Marwick Head

This remote headland has spectacular displays of wild flowers, including sea campion, thrift and spring squill. In spring and summer, thousands of seabirds nest on the cliffs. In August, look out for great yellow bumblebees. More...

 Marwick Head

Matford Marsh

Matford Marshes is a small, relatively new site halfway between Exeter and Exminster - just 3 miles from the city centre. It's one of our Exe Estuary reserves. More...

 Matford Marsh

Mawddach Valley - Arthog Bog

Arthog Bog is a small wetland and a wonderful place to find weird and wonderful plants, flowers, butterflies and birds. With more than 130 species of plants recorded, there are colourful displays through the year and an amazing variety of birds and butterflies to see. More...

 Mawddach Valley - Arthog Bog

Mawddach Valley - Coed Garth Gell

Nestled in the spectacular Mawddach Valley, Coed Garth Gell is a woodland and heathland nature reserve. The visitor trails weave through beautiful oak woodland with a fast-flowing river in the valley bottom. More...

 Mawddach Valley - Coed Garth Gell

Mersehead

Discover the breathtaking scenery and wildlife that's typical of this region. Stroll along the nature trails and use the viewing hides to explore at your own pace. More...

 Mersehead

Middleton Lakes

Nestled in the beautiful Tame valley, just south of Tamworth on the Staffordshire/Warwickshire border, Middleton Lakes is our latest nature reserve to open to the public. More...

 Middleton Lakes

Mill Dam, Shapinsay

This is an ideal place for birds throughout the year. In summer, you'll see large numbers of breeding wildfowl, including pintails, redshanks and wigeons, while in the winter migrating whooper swans and other birds visit. More...

 Mill Dam, Shapinsay

Minsmere

There's so much to see and hear at Minsmere: splendid woodland, wetland and coastal scenery, rare birds breeding and calling in on their migrations, shy wildlife like otters, the booming call of bitterns in spring, beautiful bugs and colourful wild flowers in summer. More...

 Minsmere

Morecambe Bay - Hest Bank

The sandflats and saltmarshes of Morecambe Bay are vital feeding grounds for a quarter of a million wading birds, ducks and geese. It's the second most important estuary in the UK and is protected by European and UK law. You can get great views of the spectacular flocks of birds. More...

 Morecambe Bay - Hest Bank

Morfa Dinlle

Morfa Dinlle includes wet pasture with permanent pools and shallow seasonal pools, rushy pasture, and some higher ground. Our aim is to manage the site to provide ideal habitat for the existing nesting lapwings on the site and to increase the current number breeding to 26 pairs within the next 10 years. More...

 Morfa Dinlle

Mousa

Visiting Mousa is an unforgettable experience. On the short ferry ride to the island, you might be fortunate enough to see harbour porpoises and other marine mammals. In August, the island is home to over 200 hauled-out common seals. Mousa is rich in plantlife and birdlife, and is notable for breeding seabirds and waders. More...

 Mousa

Mull of Galloway

Everywhere you turn there's a stunning view. To the west is the Solway Firth and Irish Sea, with the Isle of Man in the distance, while all around you is the frenzied activity of a large cliff colony of sea birds, including guillemots, razorbills and kittiwakes. More...

 Mull of Galloway