{\rtf1\ansi\deff0\deftab360 {\fonttbl {\f0\fswiss\fcharset0 Arial} {\f1\froman\fcharset0 Times New Roman} {\f2\fswiss\fcharset0 Verdana} {\f3\froman\fcharset2 Symbol} } {\colortbl; \red0\green0\blue0; } {\info {\author Biblio}{\operator }{\title Biblio RTF Export}} \f1\fs24 \paperw11907\paperh16839 \pgncont\pgndec\pgnstarts1\pgnrestart Gravato C., Faria M., Alves A., Santos J., and Guilhermino L., "Biomonitoring studies performed with european eel populations from the estuaries of Minho, Lima and Douro rivers (NW Portugal)", \i Advanced Environmental Monitoring\i0 , Springer, pp. 390-401, 2007.\par \par }