Solent Marshes and Southampton Water

Country/territory: United Kingdom

IBA criteria met: A4i, A4iii, B1i, B2, C3, C4, C6 (2007)
For more information about IBA criteria, please click here

Area: 5,615 ha

Royal Society for the Protection of Birds
IBA conservation status
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2007 unfavourable high medium
For more information about IBA monitoring, please click here

Site description (2007 baseline)
This site comprises the estuaries, saltmarshes and mudflats around Southampton Water and the western Solent, including habitats on both the mainland and the Isle of Wight. The mudflats support beds of algae and eel-grass Zostera. Shingle and both neutral and calcareous grassland vegetation communities exist within the IBA. It IBA is important for breeding terns, gulls and waterbirds and for wintering wildfowl and waders.

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Solent Marshes and Southampton Water. Downloaded from on 03/12/2023.