Bowling Green Marsh is a nature reserve

Nature reserve

A nature reserve is a protected area of importance for wildlife, flora, fauna or features of geological or other special interest, which is reserved and managed for conservation and to provide special opportunities for study or research...

 located on the confluence of the River Exe

River Exe

The River Exe in England rises near the village of Simonsbath, on Exmoor in Somerset, near the Bristol Channel coast, but flows more or less directly due south, so that most of its length lies in Devon. It reaches the sea at a substantial ria, the Exe Estuary, on the south coast of Devon...

 (at the top end of its estuary) and the River Clyst

River Clyst

The River Clyst is a river of England. The river runs through the county of Devon.Rising near the village of Clyst William near Cullompton, the river runs west and southwest, flowing through the settlements of Norman's Green, Plymtree, Clyst Hydon, Clyst St...

, near the town of Topsham

Topsham, Devon

Topsham is a suburb of Exeter in the county of Devon, England, on the east side of the River Exe, immediately north of its confluence with the River Clyst and the former's estuary, between Exeter and Exmouth. Although village-sized, with a current population of around 5,023, it was designated a...

 in Devon

Devon

Devon is a large county in southwestern England. The county is sometimes referred to as Devonshire, although the term is rarely used inside the county itself as the county has never been officially "shired", it often indicates a traditional or historical context.The county shares borders with...

. It is managed by the RSPB.

Migratory birds including Siberia

Siberia

Siberia is an extensive region constituting almost all of Northern Asia. Comprising the central and eastern portion of the Russian Federation, it was part of the Soviet Union from its beginning, as its predecessor states, the Tsardom of Russia and the Russian Empire, conquered it during the 16th...

n Brent Geese

Brent Goose

The Brant or Brent Goose, Branta bernicla, is a species of goose of the genus Branta. The Black Brant is an American subspecies. The specific descriptor bernicla is from the same source as "barnacle" in Barnacle Goose, which looks similar but is not a close relation.-Appearance:The Brant Goose is...

, come to the marsh in the winter to feed. It is a major point of interest for birders across South West Britain, with many rare species present at any one time. Other visitors include Osprey

Osprey

The Osprey , sometimes known as the sea hawk or fish eagle, is a diurnal, fish-eating bird of prey. It is a large raptor, reaching more than in length and across the wings...

, Wigeon, Teal

Common Teal

The Eurasian Teal or Common Teal is a common and widespread duck which breeds in temperate Eurasia and migrates south in winter. The Eurasian Teal is often called simply the Teal due to being the only one of these small dabbling ducks in much of its range...

, Avocet

Pied Avocet

The Pied Avocet, Recurvirostra avosetta, is a large black and white wader in the avocet and stilt family, Recurvirostridae. They breed in temperate Europe and western and Central Asia. It is a migratory species and most winter in Africa or southern Asia...

 and Black-tailed Godwit

Black-tailed Godwit

The Black-tailed Godwit, Limosa limosa, is a large, long-legged, long-billed shorebird first described by Carolus Linnaeus in 1758. It is a member of the Limosa genus, the godwits...

, and many other waders. Several fish species inhabit the marsh's many pools. Otters have been sighted here, as well. There is a wheelchair-accessible bird hide

Bird hide

A bird hide is a shelter, often camouflaged, that is used to observe wildlife, especially birds, at close quarters. Although hides were once built chiefly as hunting aids, they are now commonly found in parks and wetlands for the use of bird watchers, ornithologists and other observers who do not...

 on the marshes and a viewing platform, reached by steps, with views down the estuary. Occasionally, very rare vagrants, such as Barrow's Goldeneye

Barrow's Goldeneye

Barrow's Goldeneye is a medium-sized sea duck of the genus Bucephala, the goldeneyes. This bird was named after Sir John Barrow....

 or King Eider

King Eider

The King Eider is a large sea duck that breeds along northern hemisphere Arctic coasts of northeast Europe, North America and Asia. The birds spend most of the year in coastal marine ecosystems at high latitudes, and migrate to Arctic tundra to breed in June and July...

, stop at the marshes on their migration.