Synonyms for Mudcat (same or very similar meaning)
WordNet sense 1 (flesh of scaleless food fish of the southern United States; often farmed):
catfishWordNet sense 2 (large catfish of central United States having a flattened head and projecting jaw):
goujon, flathead catfish, Pylodictus olivaris, shovelnose catfish, spoonbill catfishFrom the ODE community, based on WordNetadd/edit