a beach made entirely of tiny seashells

beach tiny seashell shoreline marine pebble coast coastline mussel shellfish littoral snailfish shallow conchy mermaid sediment spiny crustum seasand trochus limpet cockle calcareous cerith seafare scallop crustacean coastal coquillage reefscape shingle mollusk cover seashore substrate sandcrab crista bivalve strombus starfish seafloor oceanfloor paved seaweed blenny shelly coral seaurchin