translate English to French: The estimated proportion of Common Terns has increased from 5-6% to around 30%, significantly reducing the Arctic Tern population estimate not only for Machias Seal but for the whole Gulf of Maine.
100 à environ 30 p. 100, réduisant considérablement l'estimation de la population de Sternes arctiques, non seulement à l'île Machias Seal, mais pour l'ensemble du golfe du Maine.