Title: Food chain sources of polychlorinated dioxins and furans to Great Blue Herons (Ardea herodias) foraging in the Fraser River Estuary, Britich Columbia
Subjects: Birds, Effect of water pollution on, Effect of water pollution on., Environmental aspects, Environmental aspects of Polychlorinated dibenzodioxins, Environmental aspects of Polychlorinated dibenzofurans, Fishes, Food, Food chains (Ecology), Great blue heron, Polychlorinated dibenzodioxins, Polychlorinated dibenzofurans
Places: British Columbia, Fraser River