cap·e·lin 
(kăpə-lĭn, kăplĭn) also cap·lin (kăplĭn)
(kăpə-lĭn, kăplĭn) also cap·lin (kăplĭn)n.
A small marine fish (Mallotus villosus) of northern waters, closely related to the smelts and valued especially for its roe.
[Canadian French capelan, from French, codfish, from Old Provençal, from Medieval Latin cappelānus; see CHAPLAIN.]