depth contour


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depth contour

[′depth ‚kän‚tu̇r]
(oceanography)
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The larger was centered just inshore of the 10 m depth contour (121[degrees]24'E, 19[degrees]6'S), with the smaller centered just inshore of the 20 m depth contour (121[degrees]7'E, 19[degrees]11'S).
Instead, sites were chosen randomly along the depth contour so that the results could be extrapolated to each coast as a whole.
You can expect to find detailed shaded depth contours, some with accuracy down to one foot, 3-D views above and below the water's surface, and important land features like boat ramp locations.
His book has an appendix that includes hydrographic maps with depth contours for each water he covers.
The completion of this first phase will help alleviate this restriction by deepening the existing channel to a depth of -15m CD or to the surface of the cap rock or siltstone where it exists above the -15m depth contours along the channel.
In many cases the scale is not given, and in the littorals the bottom depth contours are not identified.
NOAA has been able to chart the bathymetry, or depth contours, of the EEZ ocean bottom in remarkable detail and over large areas by using state-of-the-art swath, or multibeam, sonar sounding systems.
The system extrapolates depth contours in your vicinity, based on what's picked up by the cone-shaped transducer signal beneath your vessel.
In addition, with an Elite membership, users have access to more than 6,900 lake maps showing 10-foot lake depth contours.
Seiwa's Electronic Chart System uses the latest C-MAP vector chart for the leisure boat market, with features that include anti-grounding and hazard warnings, 3D depth contours and chart viewing, tidal information, automatic log book with full playback, and route planning.
Moreover, a survey of the lake's depth contours revealed a very flat bottom that showed no signs of having been violently disrupted.