common shipworm Directory References Discover How Deadly Is Quicksand? 9 Memorials and Monuments in the United States Why Do Some Cicadas Appear Only Every 17 Years? 6 Animals We Ate Into Extinction What Is the Emoluments Clause? Falling Stars: 10 of the Most Famous Endangered Species Timeline of the 2000s 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