eastern mudminnow Directory References Discover Cruel and Unusual Punishments: 15 Types of Torture Which Religion Is the Oldest? Where Is “Old Zealand”? How Deadly Is Quicksand? 7 of the World’s Most Dangerous Festivals Titanosaurs: 8 of the World's Biggest Dinosaurs 9 Mind-Altering Plants 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