Velsen, F. P. J. Embryonic development in eggs of sockeye salmon, Oncorhynchus nerka / F.P.J. Velsen. - Ottawa [Ont.] : Dept. of Fisheries and Oceans, 1980. - Canadian special publication of fisheries and aquatic sciences ; 49 . Abstract also in French. Bibliography: p. 3. ISBN: 0660106841 Subjects--Topical Terms: Sockeye salmon.Embryology -- Fishes.--Embryology -- Fishes.