Corbicula Fluminea / Asiatic Clam / Golden Freshwater Clam / Prosperity Clam / Good Luck Clam digs into Aquarium gravel.

A freshwater bivalve mollusc that uses a muscular foot to find and then dig into the aquarium substrate. It will live and move around underneath the substrate with only its siphon visible, which it uses to filter food particles from the water.

5 times actual speed.