1) Atlantic sea 2) Brown algae 3) Calm area of the Atlantic 4) Calm sea in the Atlantic 5) Calm sea near the West Indies 6) Eel-spawning sea 7) Floating brown algae 8) Gulfweed 9) Sargassum 10) Sargassum bacciferum 11) Sea east of Bermuda 12) Sea in a jean rhys title 13) Sea in an ocean 14) Sea in the Bermuda Triangle Found on https://www.crosswordclues.com/clue/sargasso
Sar·gas'so noun [ Spanish sargazo seaweed.] (Botany) The gulf weed. See under Gulf . Sargasso Sea , a large tract of the North Atlantic Ocean where sargasso in great abundance floats on the surface. Found on http://www.encyclo.co.uk/webster/S/17