Origin and composition of settling iron aggregates in oligotrophic Sombre Lake, Signy Island, Antarctica

• Published in: Hydrobiologia
• Main Authors: Caulkett, A. P., Ellis-Evans, J. C.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Springer 1996
• Subjects: Antarctic; Signy Island; Sombre Lake; Antarc*; Antarctica
• Online Access: http://nora.nerc.ac.uk/id/eprint/514942/; https://doi.org/10.1007/BF00024206

Sediment traps were deployed in an oligotrophic, seasonally anoxic maritime Antarctic lake for 15 months. Immediately after the onset of the inflow in spring many iron oxyhydroxide aggregates were collected in the traps. Image analysis, scanning electron microscopy and energy dispersive X-ray analys...