mudfish

from The Collaborative International Dictionary of English v.0.48

Mudfish \Mud"fish`\, n. (Zool.)
   (a) The European loach.
   (b) The bowfin ({Amia calva}).
   (c) The South American lipedosiren, and the allied African
       species ({Protopterus annectens}). See {Lipedosiren}.
   (d) The mud minnow, a fish of the genus {Umbra} or family
       {Umbridae}.
   (e) any fish which lives in muddy waters, such as the
       {mummichog}, a killifish.
       [1913 Webster +PJC]

from The Collaborative International Dictionary of English v.0.48

Amia \Am"i*a\, n. [L., fr. Gr. ? a kind of tunny.] (Zool.)
   A genus of fresh-water ganoid fishes, exclusively confined to
   North America; called {bowfin} in Lake Champlain, {dogfish}
   in Lake Erie, and {mudfish} in South Carolina, etc. See
   {Bowfin}.
   [1913 Webster]