Bioaccumulation Study of Cadmium and Lead in Cyprinus carpio from the Colorado River, Using Automated Electrochemical Detection DOI Open Access
Federico Danilo Vallese, Sofía Stupniki, Mariano Trillini

et al.

Water, Journal Year: 2024, Volume and Issue: 17(1), P. 77 - 77

Published: Dec. 31, 2024

The monitoring of heavy metals in aquatic ecosystems is critical importance due to the toxic effects that these elements can have on wildlife and potential risks they pose human health. Rivers situated close proximity agricultural regions are particularly susceptible contamination from a combination natural anthropogenic sources. study bioaccumulation great for early detection environmental stressors. electrochemical techniques, such as square-wave anodic stripping voltammetry (SWASV), with automated flow-batch systems represents an efficient cost-effective approach trace samples. This examines cadmium lead Cyprinus carpio, bioindicator Colorado River, Argentina. fish were exposed sublethal metal concentrations 24, 48, 96 h. Metal quantification was conducted using novel automatic system SWASV bismuth film electrode. To best our knowledge, this constitutes first application methodology bioindicators assessment accumulation environment. technique demonstrated enhanced sensitivity selectivity metals. results increase liver tissue after h, reaching 10.5 µg g−1 11.9 g−1, respectively. Validation inductively coupled plasma–atomic emission spectrometry (ICP-AES) satisfactory correlation, confirming reliability method. offers accuracy efficiency, making it promising tool monitoring. indicate River water within safe levels life regarding However, continuous recommended detect changes protect ecosystem health, especially during crises under climate change.

Language: Английский

Bioaccumulation Study of Cadmium and Lead in Cyprinus carpio from the Colorado River, Using Automated Electrochemical Detection DOI Open Access
Federico Danilo Vallese, Sofía Stupniki, Mariano Trillini

et al.

Water, Journal Year: 2024, Volume and Issue: 17(1), P. 77 - 77

Published: Dec. 31, 2024

The monitoring of heavy metals in aquatic ecosystems is critical importance due to the toxic effects that these elements can have on wildlife and potential risks they pose human health. Rivers situated close proximity agricultural regions are particularly susceptible contamination from a combination natural anthropogenic sources. study bioaccumulation great for early detection environmental stressors. electrochemical techniques, such as square-wave anodic stripping voltammetry (SWASV), with automated flow-batch systems represents an efficient cost-effective approach trace samples. This examines cadmium lead Cyprinus carpio, bioindicator Colorado River, Argentina. fish were exposed sublethal metal concentrations 24, 48, 96 h. Metal quantification was conducted using novel automatic system SWASV bismuth film electrode. To best our knowledge, this constitutes first application methodology bioindicators assessment accumulation environment. technique demonstrated enhanced sensitivity selectivity metals. results increase liver tissue after h, reaching 10.5 µg g−1 11.9 g−1, respectively. Validation inductively coupled plasma–atomic emission spectrometry (ICP-AES) satisfactory correlation, confirming reliability method. offers accuracy efficiency, making it promising tool monitoring. indicate River water within safe levels life regarding However, continuous recommended detect changes protect ecosystem health, especially during crises under climate change.

Language: Английский

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