Percursaria percursa
- kingdom: Plantae
- phylum: Chlorophyta
- class: Ulvophyceae
- order: Ulvales
- family: Ulvaceae
- genus: Percursaria
- species: Percursaria percursa
- Port Fairy
Victoria
Australia- Duncan Town
Ragged Island
Bahamas- Halkyn
Wales
United Kingdom- Dutch Harbor
Alaska- Marin City
- Sausalito
California- Bridgeport
Connecticut- Cohasset
- North Scituate
Massachusetts
United States