Electroanalysis in environmental monitoring: Tracking trace metals—A mini review

• Performance of electroanalytical techniques for trace metals analysis reviewed.
• Recent improvements of methodologies for monitoring of trace metals summarized.
• Current approaches for trace metal speciation in natural waters highlighted.

Recent advancements in electroanalytical methodologies for the analysis of trace metals in natural waters are summarized. The research and technological progress was centered on the development of new “green” sensors, as well as well-established electroanalytical methods, comprising improvements in sensitivity, robustness, versatility, disposability and reliability.