What does candlefish mean in cooking?

candlefish means: This is a rich, oily and mildly-flavored fish. The Indians used to burn their high-fat, oily flesh with wicks to make candles. This is the name of this variety. The “Eulachon” is also known. “. (in Cooking Dictionary)

What else does candlefish mean?

• A oily, edible fish (Thaleichthys pacificus) Northern Pacific waters; formerly, dried and used by Native Americans as a torch. (in Merlin Dictionary)