<I>Trichodesmium</I> Shapes (IMAGE)

Woods Hole Oceanographic Institution

<I>Trichodesmium</I> Shapes

Caption

Trichodesmium forms colonies of a wide variety of shapes are clearly visible to the naked eye (the diameter of the test tube is about the same as a US$ quarter). These remarkable organisms drive a previously unknown redox cycle of phosphorus in the upper ocean.

Credit

Carly Buchwald, Woods Hole Oceanographic Institution

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