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Perovic, P.; de Bustos, S.; Rivera, L.; Mora, S.A.; Lizarraga, L. | |
Conservation strategy for the jaguar in las Yungas, Argentina (Plan estrat‚gico para la conservaci¢n del yaguaret‚ (_Panthera onca_) en las Yungas Argentinas) | |
2015 Full Book | |
The diversity of wild species assures the ecosystem functionality, and these our survival as human beings over a long-term. However, the velocity with which species as well as their environments are disappearing is alarming and we need to do something to reverse this situation. The conservation of species is justified through different approaches such as their important roles in the ecosystems, based on ecological aspects, economics, utilitarian, cultural, ethical to intrinsic ones of each species. The jaguar is the major predator of the neotropical forests. As such he has an important role in the Ecosystem as he directly regulates the prey populations and indirectly its presence affects the entire community. For his life cycle he needs large areas of good conservation status. Consequently, to assure the conservation of viable populations, extensive territories are needed. Generally, across its distribution range over South America, the protected areas are not sufficiently large to assure that a minimum number of individuals are able to follow their biological and evolutionary life cycle. In Argentina, the situation of the jaguar is critical. The Secretariat for the environment and sustainable development of the Nation classified the species as threatened. In 2012, the Argentinean Society for the investigation of mammals considered the jaguar as in danger of extinction. Actually, the jaguar occupies less than 15% of its original distribution and is restricted to only a few sectors in the north of the country en las Yungas, el Chaco and la Selva Paranaense. In las Yungas, the jaguar inhabits 22% of its original distribution area as habitat was transformed and forests degraded making the existence of this felid impossible. Las Yungas is an ecosystem a bit less affected in comparison to other regions where the species is present and thus probably its population is in a better status. However, its populations are found in regions with less accessibility and recently isolated populations. In the year 2001, the jaguar was declared a National and Provincial Natural Monument in Salto and therefore for the management of protected areas, a strategic planning instrument is needed which constitute the base and marks the direction of work. In this sense, the present document constitutes the first instrument in relation to the species in the ecosystem las Yungas. Its elaboration was initiated by government, environment, national and provincial institutions in the frame of a integral management vision. This process was initiated participative and incorporated the principals of the ecosystem approach. It is focused on a territory of approximately 11.600 km2, considering the actual distribution of the jaguar but also taking into account the proportion of its historic distribution which he potentially could recolonise. |
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