Mercury content in eggs of the Great Crested Grebe Podiceps cristatus and the Horned Grebe Podiceps auritus in the archipelago of Korsnäs, Gulf of Bothnia

Ulfvens, J. (1986). Mercury content in eggs of the Great Crested Grebe Podiceps cristatus and the Horned Grebe Podiceps auritus in the archipelago of Korsnäs, Gulf of Bothnia. Ornis Fennica, 63(3), 92–93. Noudettu osoitteesta https://ornisfennica.journal.fi/article/view/133214