ven·dace 
(vĕndĭs, -dās)
(vĕndĭs, -dās)n. pl. vendace or ven·dac·es
Either of two small whitefishes, Coregonus albula of northern Europe or C. vandesius of England and Scotland.
[Probably French vandoise, a kind of fish, from Old French vendoise, probably of Celtic origin.]