Monitoring of wolves in Scandinavia

作者: Petter Wabakken , Erling Maartmann , Håkan Sand , Mikael Åkesson , Linn Svensson

DOI: 10.4404/HYSTRIX-23.1-4670

关键词: CartographyNorwegianMonitoring dataGeographyNew immigrantsEmployed full timePopulationRussian populationCarnivoreEcology

摘要: The Scandinavian wolf population is jointly monitored by Norwegian and Swedish authorities. Monitoring made annually. Wolves are classified in different categories. Family groups (>= 3 animals sharing a territory), territorial pairs, other stationary wolves, vagrants. Also number of reproductions determined each year, has the highest priority as national management goals for both countries expressed reproducing units. Three methods used combination. Tracking on snow basic method. Around 100 field workers employed full time or part to find follow tracks wolves during monitoring season Oct. 1 - Feb 28. second method DNA-analysis, mainly based scats collected tracking. DNA-analysis help verifying reproductions, identifying newly established differentiating between neighboring territories new immigrants from Finnish/Russian population. third radio telemetry. 10-20 equipped with GPS-collars determining territory extents territories. All data recorded databases, compiled year an annual reports. Annual budget large carnivore two combined 2011 was approximately 5.8 million Euro, which 1.5 spent wolves.

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