The Pacific Ocean dominates this maritime expanse, located just south of the Channel Islands off the California coast. This 2012 survey represents an offshore section of the Santa Barbara Channel area, where the primary focus is the open water and maritime boundaries rather than terrestrial landmarks. The map captures the vast aquatic landscape as it appeared during a period of modern hydrographic documentation, providing a precise spatial context for the waters surrounding the offshore islands in Ventura County. While the sheet is devoid of landmasses, it serves as an essential record of the marine geography in this specific quadrant of the Pacific.
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This is the sole edition of this map. No revisions or reprints were ever made.
1943 · Santa Cruz Island D
USGS Topo · 1:24,000
1949 · Los Angeles
USGS Topo · 1:250,000
1949 · Long Beach
USGS Topo · 1:250,000
1955 · Los Angeles
USGS Topo · 1:250,000
1957 · Long Beach
USGS Topo · 1:250,000
1958 · Long Beach
USGS Topo · 1:250,000
1959 · Los Angeles
USGS Topo · 1:250,000
1960 · Long Beach
USGS Topo · 1:250,000
1966 · Los Angeles
USGS Topo · 1:250,000
1975 · Los Angeles
USGS Topo · 1:250,000