Fowler, G. M.; Stobo, W. T. Patterns of abundance and maturity among three species of parasitic nematodes (<i>Pseudoterranova decipiens</i>, <i>Contracaecum osculatum</i>, <i>Anisakis simplex</i>) co-existing in Sable Island grey seals (<i>Halichoerus grypus</i>). NAMMCOSP 2001, 3, 149-160.