common shipworm Directory References Discover What is Holy Week? How Deadly Is Quicksand? Why Is Ireland Two Countries? 9 of the World’s Deadliest Snakes What Do Eggs Have to Do with Easter? Causes of the Great Depression Timeline of the American Civil Rights Movement Contents common shipworm mollusk Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Teredo navalis Learn about this topic in these articles:description In shipwormThe common shipworm, T. navalis (20 to 45 cm [8 to 18 inches] long), has a worldwide distribution but is especially destructive on the Baltic Sea coast.Read More