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East of Pudick cavitation 6.jpg

Cavitation Island

Photo: Geodoxa

Site 7. "Cavitation Island" East of Puddick Island

Anchor 1

The cavitation marks pattern on this propellor reminds the braided spindle flutes on bedrock carved by glaciers. Photo from

From store2 blog.JPG

Compare the nesting of these spindle flutes with the propeller above. The analogy supports the idea that the braided (intertwined) spindle flutes were carved by subglacial turbulent flow. Photos by John Shaw.

Erik Axdahl Cavitation_Propeller_Damage.
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