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The level of human impact on the wetlands of the Lago Budi Basin was established, as a function of the degree of alteration to the basin and the degree of alteration to the wetlands. The former was evaluated on the basis of a spatial analysis of the fragility and stability of the hydrographical b...

Se determinó el nivel de antropización de los humedales de la cuenca del Budi, en función del grado de alteración de cuencas y el grado de alteración de humedales. El primero, evaluado a partir del análisis espacial de la fragilidad y estabilidad de la hoya hidrográfica. El segundo, a través de u...


Peña Cortés, FernandoGutiérrez, P.Rebolledo Castro, GonzaloEscalona Ulloa, MiguelHauenstein Barra, EnriqueBertrán, CarlosSchlatter, RobertoTapia, J.[Determinación del nivel de antropización de humedales como criterio para la planificación ecológica de la cuenca del lago Budi, IX Región de La Araucanía, Chile][Determination of the level of anthropic modifications on wetlands as a criterion for environmental planning in the basin of lake BUDI, IX Region of Araucanía]Determination of the level of anthropic modifications on wetlands as a criterion for environmental planning in the basin of lake BUDI, IX Region of Araucanía

This study describes and analyses plant species diversity and identifies indicator species for nitrogen eutrophization in four coastal lagoons in the Araucanian Region, Chile. A total of 82 vascular macrophyte species were identified. Tromen lagoon has the highest species richness (45 taxa), foll...


Hauenstein Barra, EnriquePeña Cortés, FernandoBertrán, CarlosTapia, J.Schlatter, Roberto[Comparación florística y estado trófico basado en plantas indicadoras de lagunas costeras de la región de La Araucanía, Chile][Floristic comparison and trophic condition based on indicator species in coastal lagoons of the Araucanian Region, Chile]Floristic comparison and trophic condition based on indicator species in coastal lagoons of the Araucanian Region, Chile

Peña Cortés, FernandoRebolledo Castro, GonzaloHermosilla, K.Hauenstein Barra, EnriqueBertrán, CarlosSchlatter, RobertoTapia, J.[Dinámica del paisaje para el período 1980-2004 en la cuenca costera del Lago Budi, Chile : Consideraciones para la conservación de sus humedales][Landscape Dynamics for the period 1980-2004 in the Budi River and Lake coastal basin, Chile : Considerations for the conservation of its wetlands]Landscape Dynamics for the period 1980-2004 in the Budi River and Lake coastal basin, Chile : Considerations for the conservation of its wetlands

The concentrations of Cd, Cu, Mn, Ni, Pb, Fe and Zn were determined in superficial sediments extracted from nine zones of Budi Lagoon, located in the Araucania Region (Chile). The concentrations of these metals were determined by flame atomic absorption spectroscopy and the method was validated u...


Tapia, J.Vargas Chacoff, L.Bertran, C.Pena Cortes, F.Hauenstein Barra, EnriqueSchlatter, R.Valderrama, A.Lizana, C.Fierro, P.[Accumulation of potentially toxic elements in sediments in Budi Lagoon, Araucania Region, Chile]Accumulation of potentially toxic elements in sediments in Budi Lagoon, Araucania Region, Chile

A coastal-lake wetland is a type of inland water ecosystem that does not occur very frequently in Chile, of which lakes Budi, Huillinco and Cucao are examples. Textural differences were found in the various constituent parts of the coastal lake sediments. Gravel was the smallest fraction and show...


Bertran, C.Vargas Chacoff, L.Pena Cortes, F.Mulsow, S.Tapia, J.Hauenstein Barra, EnriqueSchlatter, R.Bravo, A.[Benthic macrofauna of three saline-lake wetlands on the coastal rim of southern Chile]Benthic macrofauna of three saline-lake wetlands on the coastal rim of southern Chile

Cu, Mn, Fe, Zn, Cd and Pb levels were measured in liver and muscle samples of Rainbow Trout Oncorhynchus mykiss collected from three watersheds with different land-uses: native forest, exotic plantation, and agriculture in Chile, during January, April, July, and October 2012. Cd and Pb levels wer...


Barrientos, C.Tapia, J.Bertran, C.Peña Cortés, FernandoHauenstein Barra, EnriqueFierro, P.Vargas-Chacoff, L.[Is eating wild rainbow trout safe? The effects of different land-uses on heavy metals content in Chile]Is eating wild rainbow trout safe? The effects of different land-uses on heavy metals content in Chile

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