The Collaborative International Dictionary of English v.0.48:
Pondfish \Pond"fish`\, n. (Zool.)
   Any one of numerous species of American fresh-water fishes
   belonging to the family Centrarchid[ae]; -- called also
   pond perch, and sunfish.
   [1913 Webster]
   Note: The common pondfish of New England (Lepomis gibbosus)
         is called also bream, pumpkin seed, and sunny.
         See Sunfish. The long-eared pondfish (Lepomis
         auritus) of the Eastern United States is distinguished
         by its very long opercular flap.
         [1913 Webster]