bottom-feeder

Definitions of bottom-feeder
1

n a fish that lives and feeds on the bottom of a body of water

Synonyms:
bottom-dweller
Types:
mullet
bottom dwelling marine warm water fishes with two barbels on the chin
Mullus surmuletus, goatfish, red mullet, surmullet
brightly colored tropical fishes with chin barbels
Type of:
fish
any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills

n a scavenger that feeds low on the food chain

Type of:
scavenger
any animal that feeds on refuse and other decaying organic matter

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