INFLUENCE OF WATERSHED LITHOLOGY ON HEAVY-METAL LEVELS IN ESTUARINE SEDIMENTS AND ORGANISMS IN GALICIA (NORTH-WEST SPAIN)

被引:73
作者
CARRAL, E
VILLARES, R
PUENTE, X
CARBALLEIRA, A
机构
[1] Area de Ecoloxía, Fac. de Bioloxía, Univ. de Santiago de Compostela
关键词
D O I
10.1016/0025-326X(95)00017-H
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
The possible influence of watershed lithology on metal levels in estuarine sediments and organisms (macroalgae, phanerogams, molluscs and polychaetes) in Galicia (north-west Spain) was investigated, In sediments, background levels of Fe, Mn, Cu, Cr, Ph and Ni-but not of Co and Zn-are determined by watershed lithology, In contrast, watershed lithology is not a reliable predictor of the metal contents in organisms, although for some metals in some species lithology has a statistically significant influence on metal content.
引用
收藏
页码:604 / 608
页数:5
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