2016 |
Copaja, S; Munoz, G S; Nunez, V; Perez, C; Vila, I; Veliz, D Effects of a Dam Reservoir on the Distribution of Heavy Metals in Two Chilean Native Freshwater Fish Species Artículo de revista Bulletin of Environmental Contamination and Toxicology, 97 (1), pp. 24-30, 2016, ISSN: 0007-4861. Resumen | Enlaces | BibTeX | Etiquetas: bay, bioaccumulation cadmium, catfish dams, fish fish, heavy index, lot metals, microlepidotus), organs, pollution, river, sediments, silverside tissues @article{RN281, title = {Effects of a Dam Reservoir on the Distribution of Heavy Metals in Two Chilean Native Freshwater Fish Species}, author = { S. Copaja and G.S. Munoz and V. Nunez and C. Perez and I. Vila and D. Veliz}, url = {/brokenurl#<Go to ISI>://WOS:000378779300006}, doi = {10.1007/s00128-016-1838-z}, issn = {0007-4861}, year = {2016}, date = {2016-01-01}, journal = {Bulletin of Environmental Contamination and Toxicology}, volume = {97}, number = {1}, pages = {24-30}, abstract = {In order to determine the effect of a dam on metal concentrations in riverine fish species, we studied fish inhabiting the influent (Cachapoal River) and effluent (Rapel River) of the Rapel Reservoir in central Chile. Heavy metals were quantified in gills, liver and muscle of the catfish Trichomycterus areolatus and the silverside Basilichthys microlepidotus. Also, the bioaccumulation index (BAI) was estimated by considering heavy metal concentrations obtained from water and sediment. Results showed the presence of Al, Cu, Fe, Mn, Pb and Zn in the fish organs. The analysis showed high metal concentrations in catfish inhabiting the influent compared to those collected in the effluent. These results indicate a possible filter effect of the dam for most of the metals identified in the fish organs, because metal concentrations decreased in the effluent. Finally, catfish exhibited a larger BAI for most metals analyzed.}, keywords = {bay, bioaccumulation cadmium, catfish dams, fish fish, heavy index, lot metals, microlepidotus), organs, pollution, river, sediments, silverside tissues}, pubstate = {published}, tppubtype = {article} } In order to determine the effect of a dam on metal concentrations in riverine fish species, we studied fish inhabiting the influent (Cachapoal River) and effluent (Rapel River) of the Rapel Reservoir in central Chile. Heavy metals were quantified in gills, liver and muscle of the catfish Trichomycterus areolatus and the silverside Basilichthys microlepidotus. Also, the bioaccumulation index (BAI) was estimated by considering heavy metal concentrations obtained from water and sediment. Results showed the presence of Al, Cu, Fe, Mn, Pb and Zn in the fish organs. The analysis showed high metal concentrations in catfish inhabiting the influent compared to those collected in the effluent. These results indicate a possible filter effect of the dam for most of the metals identified in the fish organs, because metal concentrations decreased in the effluent. Finally, catfish exhibited a larger BAI for most metals analyzed. |
2016 |
Effects of a Dam Reservoir on the Distribution of Heavy Metals in Two Chilean Native Freshwater Fish Species Artículo de revista Bulletin of Environmental Contamination and Toxicology, 97 (1), pp. 24-30, 2016, ISSN: 0007-4861. |