Caulerpa fastigiata
- kingdom: Plantae
- phylum: Chlorophyta
- class: Ulvophyceae
- order: Bryopsidales
- family: Caulerpaceae
- genus: Caulerpa
- species: Caulerpa fastigiata
Abraham’s Bay
Mayaguana
BahamasSaint George
Saint George
BermudaPraia Grande
São Paulo
BrazilPort Antonio
Portland
JamaicaLa Parguera
LajasCentral Aguirre
Salinas
Puerto RicoPatong Beach
Phuket
ThailandKey West
Florida
United States