Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun bottom-dweller

1 sense of bottom-dweller

Sense 1
bottom-feeder, bottom-dweller -- (a fish that lives and feeds on the bottom of a body of water)
       => fish -- (any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills; "the shark is a large fish"; "in the living room there was a tank of colorful fish")