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Troglodytes troglodytes ringed by Landsort Bird Observatory. sv En grdsmyg Troglodytes troglodytes ringmrkt vid Landsorts fyr Landsorts sdra udde ja syd om Nynshamn Sdermanland Stockholms ln Sverige Denna ringmrkning utfrs av Landsorts fgelstation en Eurasian Wren Troglodytes troglodytes ringed at Landsort Lighthouse on the south