eastern mudminnow Directory References Discover Is Cinco de Mayo Mexico's Independence Day? 9 of the World’s Deadliest Snakes Falling Stars: 10 of the Most Famous Endangered Species Timeline of the 2000s How Deadly Is Quicksand? 9 Memorials and Monuments in the United States Water Fluoridation: Just the Facts Contents eastern mudminnow fish Ask the Chatbot a Question Ask the Chatbot a Question Also known as: Umbra pygmaea, rockfish Learn about this topic in these articles:habitat In mudminnowIn North America the eastern mudminnow (U. pygmaea) is sometimes called rockfish, and the central mudminnow (U. limi) mudfish or dogfish. Mudminnows are often used as bait and sometimes kept in home aquariums.Read More