The freshwater Pom Pom crab (Ptychognathus Barbatus) is a fully aquatic species and a fairly new entrant to the aquarium hobby. ❤️ They’re loved for their gentle nature but it’s their appearance that makes them stand out. These little crabs have Pom Pom-like tufts growing from each claw joint. These crabs are typically pale yellow or brown in color, though their color can change to match their environment. Many freshwater aquarium crabs are territorial but the Pom Pom crab is unique for its gent