The Collaborative International Dictionary of English v.0.48:

menhaden \men*ha"den\, n. (Zool.)
   An American marine fish (Brevoortia tyrannus) of the
   Herring family (Clupeidae), chiefly valuable for its oil
   and as a component of fertilizers; -- called also
   mossbunker, bony fish, chebog, pogy, hardhead,
   whitefish, etc.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Bony \Bon"y\ (b[=o]"n[y^]), a.
   1. Consisting of bone, or of bones; full of bones; pertaining
      to bones.
      [1913 Webster]

   2. Having large or prominent bones.
      [1913 Webster]

   Bony fish (Zool.), the menhaden.

   Bony pike (Zool.), the gar pike (Lepidosteus).
      [1913 Webster]

WordNet (r) 3.0 (2006):

bony fish
    n 1: any fish of the class Osteichthyes