| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Sargassum acinaciforme Montagne |
Western Indian Ocean | ||
| Sargassum agardhianum Farlow ex J. Agardh |
Western Indian Ocean | ||
| Sargassum angustifolium C. Agardh |
Narrowleaf sargassum weed | Western Indian Ocean | |
| Sargassum aquifolium (Turner) C. Agardh |
Indo-Pacific | ||
| Sargassum asperifolium Hering & G. Martens ex J. Agardh |
Western Indian Ocean | ||
| Sargassum boveanum J. Agardh |
Cattle sargassum | Western Indian Ocean | |
| Sargassum cervicorne Greville |
Western Indian Ocean | ||
| Sargassum crassifolium J. Agardh |
Common Pacific sargassum | Indo-West Pacific | |
| Sargassum cymosum C. Agardh |
Western Central Atlantic | ||
| Sargassum dentifolium (Turner) C. Agardh |
Western Indian Ocean | ||
| Sargassum echinocarpum J. Agardh |
Eastern Central Pacific | ||
| Sargassum filipendula C. Agardh |
Western Indian Ocean and Western Central Atlantic | ||
| Sargassum fissifolium (Mertens) C. Agardh |
Western Pacific | ||
| Sargassum flavifolium Kützing |
Western Indian Ocean | ||
| Sargassum fluitans (Børgesen) Børgesen |
Gulf weed | Western Central Atlantic and Western Indian Ocean | |
| Sargassum gracillimum Reinbold |
Gracile sargassum | Indo-West Pacific | |
| Sargassum herbaceum Kützing |
Western Indian Ocean | ||
| Sargassum hystrix J. Agardh |
White-vein sargassum | Western Central Atlantic | |
| Sargassum ilicifolium (Turner) Agardh |
Double-bladed sargassum | Indo-Pacific Ocean | |
| Sargassum johnsonii V.J.Chapman |
Southwest Pacific | ||
| Sargassum kushimotense Yendo |
Western Central Pacific | ||
| Sargassum latifolium (Turner) C. Agardh |
Western Indian Ocean | ||
| Sargassum muticum (Yendo) Fensholt |
Jap weed | Northeast Atlantic, Eastern Pacific and Mediterranean | |
| Sargassum natans (Linnaeus) Gaillon |
Sargasso weed | Western Indian Ocean and Western Central Atlantic | |
| Sargassum obtusifolium J. Agardh |
Eastern Pacific | ||
| Sargassum oligocystum Montagne, 1845 |
Flat-stemmed sargassum | Indian Ocean | |
| Sargassum pacificum Bory de Saint-Vincent |
Southwest Pacific | ||
| Sargassum palmeri Grunow |
Western Indian Ocean | ||
| Sargassum paniculatum J. Agardh |
Serrate sargassum | Atlantic and Indo-Pacific oceans | |
| Sargassum persicum Kützing |
Western Indian Ocean | ||
| Sargassum platycarpum Montagne |
Western Indian Ocean | ||
| Sargassum polyceratium Montagne |
Western Central Atlantic | ||
| Sargassum polyceratium var. ovatum (F.S.Collins) W.R.Taylor, 1928 |
Western Central Atlantic | ||
| Sargassum polycystum C. Agardh |
Rough-stemmed sargassum | Atlantic and Indo-Pacific oceans | |
| Sargassum polyphyllum J. Agardh |
Eastern Central Pacific | ||
| Sargassum pteropleuron Grunow |
Western Central Atlantic | ||
| Sargassum siliquosum J. Agardh |
Western Central Pacific | ||
| Sargassum sinclairii J.D. Hooker & Harvey |
Southwest Pacific | ||
| Sargassum swartzii C. Agardh |
Western Indian Ocean | ||
| Sargassum tenerrimum J. Agardh |
Western Indian Ocean | ||
| Sargassum tenuissimum (Endlicher & Diesling) Grunow, 1915 |
Western Indian Ocean | ||
| Sargassum turbinarioides Grunow |
Bell-bladed sargassum | Indo-West Pacific | |
| Sargassum turbinatifolium C.K. Tseng & Lu |
Indo-Pacific | 20 | |
| Sargassum virgatum C. Agardh |
Western Indian Ocean | ||
| Sargassum vulgare C. Agardh, nom. illeg. |
Western Indian Ocean, Western Central Atlantic and the Mediterranean Sea |