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nounbrown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea
Similar:
type of:
Definition that contains gulfweed
- sargasso sea a vast area of the North Atlantic from the West Indies to the Azores that is dense with gulfweed
- family fucaceae small family of brown algae: gulfweeds; rockweeds
- fucaceae small family of brown algae: gulfweeds; rockweeds