Iodine in marine algae

Brown Algae

Padina is one of the very few brown algae that make calcium carbonate. Many brown algae accumulate iodine in their tissues. The CaCO3 bands on the surface of padina may leave a record of iodine accumulation during the life cycle.

image of Brown Algae at 4x magnification w/scalebar
image of Brown Algae at 10x magnification w/scale bar
image of Brown Algae at 40x magnification w/scale bar

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Column Chemistry