2024-03-29T05:44:03Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/500192020-01-27T10:16:47Zcom_10261_13com_10261_8col_10261_266
DIGITAL.CSIC
author
Hernández, Luis M.
author
Gómara, B.
author
Fernández Martín, Mario Antonio
author
Baos, Raquel
author
Hiraldo, Fernando
author
Ferrer, Miguel
author
Benito, V.
author
Suñer, M.A.
2012-05-24T07:04:18Z
2012-05-24T07:04:18Z
1999-12
The Science of the Total Environment 242: 293—308 (1999)
http://hdl.handle.net/10261/50019
10.1016/S0048-9697(99)00397-6
The impact of the spill from the mine in Aznalcollar (Seville, Spain) on waterfowl in the Donana National Park is assessed. The concentrations of Cu, Pb, Cd, Zn and As in the liver and eggs of 16 species of waterfowl found dead in the Park between April and November 1998 were determined. The highest levels were found for Zn, followed by Cu, Pb, Cd and As. The main parameters related to the accumulation of these elements in the waterfowl studied were species and trophic level. The other variables studied distance from the spill, days of exposure, sex, size, and age are important, although this depends on the element studied. Zn and Cu from the spill have entered the food chain of the aquatic birds studied, but Cd, Pb and As have not. There is currently no evidence to suggest that the trace element concentrations measured have reached toxic levels.
eng
openAccess
Acid mine waste
Heavy metals
Arsenic
Donana National Park
Waterfowl
Accumulation of heavy metals and As in wetland birds in the area around Donana National Park affected by the Aznalcollar toxic spill
artículo
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URL
https://digital.csic.es/bitstream/10261/50019/1/scitotenviron99242hern%c3%a1ndez.doc
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