Aluminium, silicon and transition metal dynamics in a non-polluted lake: Aquatic concentrations and phytoplankton uptake

P. Quiroz-Vázquez, K. N. White, D. C. Sigee

    Research output: Contribution to journalArticlepeer-review

    Abstract

    This study was carried out to monitor and relate seasonal Al, Si and transition metal (Mn, Fe, Ni and Cu) concentrations in lake water and phytoplankton within an unpolluted lake. Lake water concentrations of Al and Mn showed seasonal (high winter-low summer) variation. The clear annual correlation pattern had significant links among transition metals, but not Si-Al. Within phytoplankton biomass, separate analyses of acid (soluble) and carbonate (insoluble) constituents showed that most elements (Si, Ni, Cu and Fe) occurred in bound form, but insoluble Al and Mn concentrations were
    Original languageEnglish
    Pages (from-to)131-142
    Number of pages11
    JournalHydrobiologia
    Volume607
    Issue number1
    DOIs
    Publication statusPublished - Jul 2008

    Keywords

    • Aluminium
    • Bioaccumulation
    • Pelagic food chain
    • Phytoplankton
    • Silicon
    • Transition metals

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