Ducks, Geese & Swans in Gloucestershire
30 species matching this filter.
Gloucestershire is a superb county for observing ducks, geese and swans, with around 30 species recorded across its diverse wetland habitats. The Severn Estuary, the Cotswold Water Park and the Slimbridge Wetland Centre provide exceptional opportunities to see species ranging from common Greylag Geese and Eurasian Wigeon to more unusual visitors such as Bar-headed Goose and Black Swan. Whether you visit in winter to witness large flocks of wildfowl or in summer to spot breeding residents like the Egyptian Goose and Common Shelduck, the county offers year-round interest for birdwatchers.
Showing 1–23 of 30 species

Bar-headed Goose
Anser indicusLC
A rare passage record, likely of feral or escaped origin. Occasionally seen among wild goose flocks on the Severn Estuary in winter.
Jan

Barnacle Goose
Branta leucopsisLC
Present year-round but uncommon; feral birds frequent the Severn Estuary wetlands and Cotswold Water Park lakes.
Year-round

Black Swan
Cygnus atratusLC
A rare resident, likely originating from ornamental collections. Occasionally seen on lakes and gravel pits across the county.
Year-round

Brent Goose
Branta berniclaLC
A rare winter visitor to the Severn Estuary, with small numbers occasionally grazing saltmarsh between October and April.
Oct–Apr

Canada Goose
Branta canadensisLC
A common resident of lakes, gravel pits and river meadows, with large moulting flocks gathering at Slimbridge in summer.
Year-round

Common Merganser
Mergus merganserLC
A rare non-breeding visitor to rivers and lakes, most likely seen on the Severn in the colder months.
Oct–Apr

Common Scoter
Melanitta nigraLC
A rare passage visitor, occasionally appearing on reservoirs or gravel pits during July and November movements.
Jul–Nov

Common Shelduck
Tadorna tadornaLC
A common resident found year-round on the Severn Estuary mudflats and nearby wetlands. Breeds locally and gathers in moulting flocks.
Year-round
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Egyptian Goose
Alopochen aegyptiacaLC
A scarce but established non-native resident, found around lakes and parkland. The UK population continues to spread from south-east England.
Sep–Jul

Eurasian Wigeon
Mareca penelopeLC
Common on the Severn Estuary and wetlands, with large winter flocks at Slimbridge. Small numbers linger through summer.
Year-round

Gadwall
Mareca streperaLC
Common year-round on lakes and gravel pits, especially at the Cotswold Water Park and Slimbridge reserves.
Year-round

Garganey
Spatula querquedulaLC
A rare summer breeder, arriving in spring at shallow wetlands. Listen for the distinctive crackling call.
Mar–Sep

Goldeneye
Bucephala clangulaLC
Rare but regular in winter on larger lakes and gravel pits, with small numbers lingering into spring.
Nov–May

Greater Scaup
Aythya marilaLC
A rare winter visitor, occasionally turning up on deeper lakes and reservoirs between December and March.
Dec–Mar

Greater White-fronted Goose
Anser albifronsLC
An uncommon winter visitor to the Severn Estuary and floodplain grasslands, with the Slimbridge area being a key site in the county.
Oct–Apr

Greylag Goose
Anser anserLC
Common and resident, with large flocks grazing the Severn Vale. Feral populations bolster wild wintering birds.
Year-round

Hooded Merganser
Lophodytes cucullatusLC
An exceptionally rare visitor, with records most likely involving escapees. Recorded in February as a brief passage occurrence.
Feb

Mallard
Anas platyrhynchosLC
An abundant resident found on virtually any waterbody, from the Severn and its tributaries to farm ponds and urban park lakes.
Year-round

Mandarin Duck
Aix galericulataLC
A rare but year-round resident favouring wooded lakes and rivers. Nests in tree holes along the county's well-wooded valleys.
Year-round

Mute Swan
Cygnus olorLC
A familiar resident on the county's rivers, lakes and gravel pits, often seen gliding along the Severn or nesting on canal banks year-round.
Year-round

Northern Pintail
Anas acutaLC
An uncommon winter visitor to the Severn Estuary and floodplain pools, typically present from autumn through to spring.
Sep–May

Northern Shoveler
Spatula clypeataLC
Common on shallow wetlands and flooded fields, especially around the Severn Vale. Numbers peak in winter with continental arrivals.
Year-round

Pink-footed Goose
Anser brachyrhynchusLC
A rare winter visitor to the Severn Vale, occasionally joining other goose flocks on flooded grasslands and wetlands during cold spells.
Oct–May