Laminaria longicruris
- kingdom: Chromista
- phylum: Ochrophyta
- class: Phaeophyceae
- order: Laminariales
- family: Laminariaceae
- genus: Laminaria
- species: Laminaria longicruris
Noank
ConnecticutEastport
Portland
South Portland
MaineMarblehead
Rockport
Massachusetts
United States