clupea [ae]stivalis

1 definition found

clupea [ae]stivalis - Collaborative International Dictionary of English v.0.48 :

  Blueback \Blue"back`\, n. (Zool.)
     (a) A trout (Salmo oquassa) inhabiting some of the lakes of
         Maine.
     (b) A salmon (Oncorhynchus nerka) of the Columbia River and
         northward.
     (c) An American river herring (Clupea [ae]stivalis),
         closely allied to the alewife.
         [1913 Webster]