Meaning of sargassumfish

sar•gas•sum•fish

Pronunciation: (sär-gas'um-fish"), [key]
— pl. -fish•es, -fish.
  1. an olive-brown and black frogfish, Histrio histrio, inhabiting tropical Atlantic and western Pacific seas among floating sargassum weed. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.