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![Identified as submerged atolls on Palawan Bank theb3809.jpg Identified as submerged atolls on Palawan Bank](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb3809.jpg?itok=ZKPRQtYl)
Description
Identified as submerged atolls on Palawan Bank.Note similarity in shape to salt structures in Gulf of Mexico.See images theb.3833.htm and theb.3834.htm (Image credit: Association of Commissioned Officers )
Credit
Association of Commissioned Officers
Display Date
1933
Location
Palawan Bank, Philippine Islands Photo
Collection
Historic Coast & Geodetic Survey
Nautical Charting
Bathymetry - Mapping the Features
1920-1985
Keywords
Charting
Soundings
Bathymetry
Acoustic