bathymetry

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bathymetry

the marine equivalent of topography - the variation in depth of the ocean floor measured from the surface of the sea.
References in periodicals archive ?
The Pakistan government has neither installed tide gauges on the coastal belt nor conducted any topographical or bathymetrical surveys of the Arabian Sea.
Examples of cross section generated from gravity anomaly maps, self-potential anomaly maps, bathymetrical maps, structural maps, and ground water maps specify the vast scope of application of 'Vigat 2005'.
The Japan Coast Guard, which at the time planned to survey the seafloor topography of the area, hopes to revive the plan because its current bathymetrical data on the area around the islets -- called Takeshima in Japan and Dokdo in Korea -- is outdated.
These authors did not report any perceivable bathymetrical changes at the K/Pg boundary.
The trend is less distinct in the incomplete submesocycles (II and IV) that were formed in more uniform facies and bathymetrical conditions.
The physical limnology of Northern Britain: an epitone of the bathymetrical survey of the Scottish freshwater lochs, 1987-1909.