Florent's Guide To The Florida, Bahamas &

Caribbean Reefs

Sargassum Seaweed
Sargassum fluitans
Sargassum Seaweed
Category: Brown Algae
Scientific Name: Sargassum fluitans
Size: 0.5 to 1.5 ft. (15 to 45 cm)  
Depth: 0-3 ft. (0-1 m)
Distribution: Caribbean, Bahamas, South Florida
Ochrophyta (Phylum)
└Phaeophyceae (Class)
 └Sargassaceae (Family)
  └Sargassum (Genus)
   └S. fluitans (Species)

Algae
Brown Algae

Sargassum Seaweed

White-Vein Sargassum

Y Branched Algae

Encrusting Fan-Leaf Alga

Leafy Rolled-Blade Alga

White Scroll Alga



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© 2025 Florent Charpin