U.S. Coast Survey
Coast North of Humboldt Bay, California, Section X, No. 1177
Authors - AF Rodgers and EF Dickins, Benjamin Peirce Superintendent. See other maps of Section X - no. 1174, 1175, and 1176.; Mad River to [Arcata Bay] Humboldt Bay, including Mad River Slough, Arcata Bottoms, vegetation, waterways, creeks. Table of measurements: area, shoreline, marshes, creeks, roads.
Since March 13, 2019
Humboldt Bay; Mad River
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