Blar i forfatter "Stien, Jenny"
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Breeding persistence of Slavonian Grebe (Podiceps auritus) at long-term monitoring sites: predictors of a steep decline at the northern European range limit
Stien, Jenny; Strann, Karl Birger; Jepsen, Jane Uhd; Frivoll, Vigdis Irene; Ims, Rolf Anker (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-06-10)The Slavonian Grebe (Podiceps auritus) has its European northern range limit in northern Norway, and is a species of national conservation concern due to its small population size and unknown population trend. Long-term monitoring at the range limit suggests breeding site use is in decline. We used annual occupancy data from 104 breeding lakes monitored since 1991 in northern Norway to investigate ... -
Management decisions and knowledge gaps: Learning by doing in a case of a declining population of slavonian grebe Podiceps auritus
Stien, Jenny; Ims, Rolf Anker (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-01-01)Species of national conservation concern require management action to reduce the threat of extinction. As part of its obligations to reduce national loss of biodiversity, the Norwegian authority for nature management (Th e Norwegian Environment Agency) published an action plan in 2010 for one of these species, the Slavonian grebe Podiceps auritus . Th e American mink Neovison vison , a non-native, ...