Commons Modification: Doran: CC BY-SA 3.0

As shoals
unconsolidated
dream of amphibole atolls–

more like a sinkhole–
amoebic arms radial,
rolling out
undifferentiated
to disrupt the flow:

sometimes just below the water,
a danger to navigation;
sometimes a ridge
in flagrant display, blocking the way.

*[ WSB ]_.