This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
FMIB Fender pile of Douglas fir from wharf of Shell Oil Co Martinez California pulled November showing penetration of.jpeg check categories September Fender pile of Douglas fir from wharf of Shell Oil Co Martinez California pulled November showing penetration of Teredo navalis in at ten equidistant sections Distance from