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Polymorphic Serum Esterases in Two Species of Freshwater Fishes

by Nyman, O. L.
Published in Journal of the Fisheries Research Board of Canada (1969)

Electrophoretic Analysis of Hybrids Between Salmon (Salmo salar L.) and Trout (Salmo trutta L.)

by Nyman, O. L.
Published 1970

Differences in Atlantic Salmon, Salmo salar , from North America and Europe

by Nyman, O. L., Pippy, J. H. C.
Published in Journal of the Fisheries Research Board of Canada (1972)

The Morphology, and Some Observations on the Population Genetics of Anisakis simplex Larvae (Nematoda: Ascaridata) from Fishes of the North Atlantic

by Beverley-Burton, Mary, Nyman, O. L., Pippy, John H. C.
Published in Journal of the Fisheries Research Board of Canada (1977)