Florent's Guide To The

South Florida Reefs

White-Vein Sargassum
Sargassum hystrix
White-Vein Sargassum
Category: Brown Algae
Scientific Name: Sargassum hystrix
Size: 4 to 16 in. (10 to 40 cm)  
Depth: 30-330 ft. (10-100 m)
Distribution: Caribbean, Bahamas, South Florida
Ochrophyta (Phylum)
└Phaeophyceae (Class)
 └Fucales (Order)
  └Sargassaceae (Family)
   └Sargassum (Genus)
    └S. hystrix (Species)

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© 2026 Florent Charpin