Bathymetry-Sequence-Diagram.md

-![bathmetry](uploads/58eb67f8b3a9c1acd4804f7a00eee3d9/bathmetry.png)
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+This documentation provides a sequence diagram for Bathymetry module.
+
+## Diagram
+
+![bathymetry_sequence](uploads/b21722017e0302739b4e3bd159ab77a4/bathymetry_sequence.png)
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