Gracilaria crassissima
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Gracilariales
- family: Gracilariaceae
- genus: Gracilaria
- species: Gracilaria crassissima
Pointe-à-Pitre
Guadeloupe
Guadeloupe
Puerto Real
Cabo Rojo- Guánica
Guanica- Punta Santiago
Humacao
Puerto Rico
Vieux Fort
Vieux-Fort
Saint Lucia