Sphacelaria cirrosa
- kingdom: Chromista
- phylum: Ochrophyta
- class: Phaeophyceae
- order: Sphacelariales
- family: Sphacelariaceae
- genus: Sphacelaria
- species: Sphacelaria cirrosa
- Victor Harbor
South Australia
Australia- Plumergat
A2
France- Nortorf
Schleswig-Holstein
Germany- Folkestone
- Margate
- Sidmouth
- Swanage
- Weymouth
England
United Kingdom- Eastport
Maine- East Falmouth
- Edgartown
- Gloucester
- Mattapoisett
- Mattapoisett Center
- Nantucket
Massachusetts- Cold Spring Harbor
- Laurel Hollow
New York
United States