sargassumfish
[ sahr-gas-uh m-fish ]
/ sɑrˈgæs əmˌfɪʃ /
noun, plural sar·gas·sum·fish·es, (especially collectively) sar·gas·sum·fish.
an olive-brown and black frogfish, Histrio histrio, inhabiting tropical Atlantic and western Pacific seas among floating sargassum weed.
Also called
mousefish.