Northern Frisian (3283-frr) = Threatened (80 percent certain, based on the evidence available) (Language use is most active on western Föhr and in the village of Risum-Lindholm on the mainland. A small number of children learn the language, but few of them continue to use it in adulthood. Most idiolects are heavily influenced by Low Saxon and German.)
Endangered Languages Catalogue Project. Compiled by research teams at University of Hawai'i Mānoa and Institute for Language Information and Technology (LINGUIST List) at Eastern Michigan University