Candlefish

from The Collaborative International Dictionary of English v.0.48

Beshow \Be*show"\, n. [Native name.] (Zool.)
   A large food fish ({Anoplopoma fimbria}) of the north Pacific
   coast; -- called also {candlefish}.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Candlefish \Can"dle*fish`\, n. (Zool.)
   (a) A marine fish ({Thaleichthys Pacificus}), allied to the
       smelt, found on the north Pacific coast; -- called also
       {eulachon}. It is so oily that, when dried, it may be
       used as a candle, by drawing a wick through it.
   (b) The beshow.
       [1913 Webster]