1949 Map of Cathlamet Bay, 1985 Print
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1949 Map of Cathlamet Bay

USGS Topo · Published 1985

About this map

The complex estuarine landscape of Cathlamet Bay dominates this mid-century survey, revealing a network of tidal channels and sediment-rich islands within the Columbia River. Much of the northern half is protected as the Lewis and Clark National Wildlife Refuge, featuring a maze of landforms like Woody Island, Green Island, and Russian Island. These shifting sands and channels, including the South Channel and Woody Island Channel, define a dynamic maritime environment where the river meets the tide.


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Map Details

Date Portrayed1949
Date Published1985
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions22 x 27.8 inches

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Source Details

CopyrightPublic Domain