44 research outputs found

    Species diversity and composition of small mammal communities in Goteniška gora (S Slovenia)

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    Although a considerable improvement in knowledge about small mammal fauna in Slovenia has been noted over the past 30 years, the group is still understudied. Here we present results of the nine-year trapping and information on abundance and community assemblage of small mammals of Goteniška gora, a mountain in southern Slovenia. Trappings were conducted every September from 2002 to 2010. Traps were set in different habitats, ranging from open-space meadows and stony karst areas to dense fir-beech forests (Abieti-Fagetum dinaricum). At least 12 different species constituted local communities, mostly resembling central European deciduous and mixed forest communities. Some representatives of Alpine small mammal communities and a Pleistocene relict were also present

    Prvi podatek o pojavljanju šakala (Canis aureus) v Savinjski dolini (S Slovenia)

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    The article presents the record of an adult female golden jackal (Canis aureus) accidentally shot in 2005 near Gornji Grad in the Upper Savinja Valley, Northern Slovenia (UTM VM82, 980 m a.s.l.). Although this individual was most likely a vagrant, it indicates that golden jackals may soon, or perhaps already have, established permanent territories in Slovenia. Further studies are necessary to determine the status and distribution of this protected species in Slovenia, as well as public awareness actions, especiallyamong hunters, in order to avoid additional accidents at hunting

    Topografske in vegetacijske značilnosti mest, kjer so risi uplenili svoj plen v Dinaridih v Sloveniji

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    We report on topographical and vegetational characteristics of 13 sites where Eurasian lynx (Lynx lynx killed its prey in the Dinaric mountain range in Slovenia. The results suggest that lynx does not necessarily need dense vegetation and rugged terrain to successfully hunt its prey, however, it may influence its hunting success. A large part of the successful hunts took placeon steep slopes and rugged terrain. 39% of kill sites were located in dolines, implying the potential importance of these karst structures for the hunting of large carnivores on ungulates in karst areas such as Dinaric Mountains.Preučili smo topografske in vegetacijske značilnosti na 13 lokalitetah, kjer so evrazijski risi (Lynx lynx) uplenili svoj plen na območju Dinaridov v Sloveniji. Rezultati so pokazali, da lahko risi uplenijo svoj plen tudi na mestih brez goste vegetacije in razgibanega terena, vendar pa večja možnost kritja verjetno lahko vpliva na njegov lovni uspeh. Velik del uspešnih poskusov lova je potekal na strmih pobočjih in na razgibanem terenu. 39% mest uplenitev je bilo ugotovljenih v vrtačah, kar kaže na potencialni pomen le-tehpri lovu velikih zveri na parkljarje na kraških območjih, kot so Dinaridi

    #The #role of human-related risk in breeding site selection by wolves

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    Large carnivores can be found in different scenarios of cohabitation with humans. Behavioral adaptations to minimize risk from humans are expected to be exacerbated where large carnivores are most vulnerable, such as at breeding sites. Using wolves as a model species, along with data from 26 study areas across the species´ worldwide range, we performed a meta-analysis to assess the role of humans in breeding site selection by a large carnivore. Some of the patterns previously observed at the local scale can be extrapolated to the entire species range provided that important sources of variation are taken into account. Generally, wolves minimised the risk of exposure at breeding sites by avoiding human-made structures, selecting shelter from vegetation and avoiding agricultural lands. Our results suggest a scaled hierarchical habitat selection process across selection orders by which wolves compensate higher exposure risk to humans within their territories via a stronger selection at breeding sites. Dissimilar patterns between continents suggest that adaptations to cope with human-associated risks are modulated by the history of coexistence and persecution. Although many large carnivores able to persist in human-dominated landscapes do not require large-scale habitat preservation, habitat selection at levels below occupancy and territory should be regarded in management and conservation strategies aiming to preserve these species in such contexts. In this case, we recommend providing shelter from human interference where possible to provide necessary breeding habitat

    Stanje in razširjenost evrazijskega risa (Lynx lynx) v Sloveniji v obdobju 2005-2009

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    In Slovenia, the status of the re-introduced Eurasian lynx population is monitored using the SCALP (Status and Conservation of Alpine Lynx Populations)methodology. Monitoring is organized by the Slovenia Forest Service in cooperation with other institutions and individuals. We analysed the data for the 2005-2009 monitoring period and compared it with the previousperiods to explore population status and trends for the northern part of the Dinaric population. During this last pentad we recorded six C1 categorydata points, 832 data points of category C2, and 96 points of categoryC3. These numbers are comparable to the previously reported period of 2000-2004. The spatial distribution of signs of lynx presence remained similarcompared to the previous period. Presence and status of the lynx are easier to interpret because of additional telemetry data and a habitat suitability that has been produced since the last report. We assume that this lynx population is critically endangered, because of demographic as well as genetic reasons. To prevent local extinction, an active approach is needed forrevitalization of the population which would address demographic factors aswell as improve the depleted gene pool.V Sloveniji poteka monitoring prisotnosti introducirane populacije evrazijskega risa na osnovi SCALP metodologije v organizaciji Zavoda za Gozdove Slovenije ob sodelovanju drugih inštitucij in posameznikov. Z analizo podatkov in primerjavo s preteklimi obdobji podajamo stanje in trend severnegadela dinarske populacije. V petletnem obdobju 2005-2009 je bilo zabeleženih 6 podatkov C1832 C2 in 96 C3 kategorije, kar je podobno kot v preteklem obdobju 2000-2004. Tudi prostorsko so podatki podobno razporejeni poSloveniji. Predstava o prisotnosti in statusu risa se dopolnjuje s podatki radiotelemetričnega spremljanja in modelom primernega prostora, ki je bil izdelan v zadnjem petletnem obdobju. Predvidevamo, da je populacija kritično ogrožena tako zaradi demografskih kakor tudi genetskih razlogov. Za uspešno varstvo bo treba aktivno pristopiti k revitalizaciji populacije tako s popolnjevanjem in varovanjem demografske in spolne strukture kakor tudi reševanjem osiromašenega genskega sklada

    Recovery of large carnivores in Europe\u27s modern human-dominated landscapes

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    The conservation of large carnivores represents a formidable challenge for biodiversity conservation. Using a dataset on the past and current status of brown bears (Ursus arctos), Eurasian lynx (Lynx lynx), grey wolves (Canis lupus), and wolverines (Gulo gulo) in European countries, we show that roughly one-third of mainland Europe hosts at least one large carnivore species, with stable or increasing abundance in most cases in 21st-century records. The reasons for this overall conservation success include protective legislations, supportive public opinion as well as a variety of practices making coexistence between large carnivores and people possible. The European situation reveals that large carnivores and people can successfully share the same landscape

    Data from: Using a reference population yardstick to calibrate and compare genetic diversity reported in different studies: an example from the brown bear.

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    In species with large geographic ranges, genetic diversity of different populations may be well studied, but differences in loci and sample sizes can make the results of different studies difficult to compare. Yet, such comparisons are important for assessing the status of populations of conservation concern. We propose a simple approach of using a single well-studied reference population as a "yardstick" to calibrate results of different studies to the same scale, enabling comparisons. We use a well-studied large carnivore, the brown bear (Ursus arctos), as a case study to demonstrate the approach. As a reference population, we genotyped 513 brown bears from Slovenia using 20 polymorphic microsatellite loci. We used this dataset to calibrate and compare heterozygosity and allelic richness for 30 brown bear populations from 10 different studies across the global distribution of the species. The simplicity of the reference population approach makes it useful for other species, enabling comparisons of genetic diversity estimates between previously incompatible studies and improving our understanding of how genetic diversity is distributed along a species range
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