Estuary Tower
step-freeseats 60
West over the Dumbles to the Severn
Often seen: Bewick's Swan, Great White Egret
WWT (Wildfowl & Wetlands Trust) reserve · Slimbridge, Gloucestershire
WWT Slimbridge is the birthplace of modern wetland conservation, founded by Peter Scott on the Severn in 1946. Sixteen hides and a heated observatory overlook floods that draw Bewick's swans from Arctic Russia each winter, alongside thousands of white-fronted geese and waders.
| Season | Species | Likelihood | Notes |
|---|---|---|---|
| spring | Avocet (Recurvirostra avosetta) | common | — |
| autumn | Kingfisher (Alcedo atthis) | frequent | — |
| winter | Bewick's Swan (Cygnus columbianus bewickii) | common | Studied here individually by bill pattern since 1964 |
| winter | Great White Egret (Ardea alba) | frequent | — |
Slimbridge, Gloucestershire, GL2 7BT
View on OpenStreetMap · Official website
9:30am–5:30pm (5pm in winter)
Usually from late October, peaking December to February, with floodlit evening feeds in front of the Peng Observatory.
Information last updated 25 July 2026.