Cystoseira baccata
- kingdom: Chromista
- phylum: Ochrophyta
- class: Phaeophyceae
- order: Fucales
- family: Sargassaceae
- genus: Cystoseira
- species: Cystoseira baccata
Saint Peter Port
St Peter Port
Guernsey
Saint Helier
St Helier
Jersey
Tenby
Wales
United Kingdom
Fontenay-le-Marmion