A map of the South West showing round symbols that represent the level of seagrass present in different locations in Cornwall and Plymouth Sound, Devon (shown by the colour) and the estimated level of loss since 1936 (shown by symbol size).

Cornwall to Plymouth Sound: estimates of seagrass loss

Illustrative data showing estimated loss – in hectares (ha) – of seagrass in different locations in the south west.

Locations shown, Fal River and Falmouth Bay, Helford River, Looe, Plymouth Sound. High confidence loss percentages since 1936 used, 62% for Cornwall and 4% for Devon (Plymouth Sound).
Chart: Stranger CollectiveSource: Green AE, Unsworth RKF, Chadwick MA and Jones PJS (2021) Historical Analysis Exposes Catastrophic Seagrass Loss for the United KingdomEmbedCreated with Datawrapper