West Hayling is a 76.2-hectare (188-acre) Local Nature Reserve on Hayling Island in Hampshire.

It is owned by Havant Borough Council and managed by the council and the Royal Society for the Protection of Birds.

[1][2] It is part of Langstone Harbour, which is a Site of Special Scientific Interest.

[3][4] It is also part of Solent Maritime Special Area of Conservation[5] and of Chichester and Langstone Harbours Ramsar site[6] and Special Protection Area.

[7] This site has large areas of intertidal mudflats and lagoons with vast numbers of marine invertebrates, which provide food for tens of thousands of wintering and breeding birds.