The non-marine molluscs of Dominica are species of land and freshwater molluscs, i.e. land snails, land slugs and one small freshwater clam that are part of the , an island in the Lesser Antilles. In malacology, the non-marine molluscs of an area are traditionally listed separately from the marine molluscs (those molluscs that live in full-salinity saltwater). Living in the wild in Dominica there are 54 species of gastropods, (11 species of freshwater gastropods including 2 neritids that live in brackish water, 43 species of land gastropods) and 1 species of freshwater bivalve.