. Docking report manual : quide to fouling organisms and instructions regarding the docking report. Fouling organisms. A'i^. 8. Hydroids, aitactied to a pane L, no'^'mai size ^ r^ f ^t^. 9. Hydroids, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Navy Dept. Washington, D. C. : The Bureau

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