freshwater_mussel
1. [ noun ] (zoology) bivalve mollusk abundant in rivers of central United States
Synonyms: freshwater_clam
Related terms: mussel zebra_mussel thin-shelled_mussel pearly-shelled_mussel
Similar spelling:   freshwater_eel
  freshwater_bass
  freshwater_clam
  freshwater_bream
  freshwater_limpet
  freshwater_cordgrass
  freshwater_fish