Hydrography Data

Show on a shore, the area on which the waves break and over which shore debris (for example: sand, shingle, and/or pebbles) accumulate. A beach includes backshore and foreshore. See also Features: 'Nearshore', 'Backshore', and 'Foreshore'.

Show an isolated rocky formation or a single large stone or coral, usually one constituting a danger to navigation.

Show a vertically decending part of a watercourse where it falls from a height (for example: over a rock or a precipice).

Show a large body of water entirely surrounded by land.

Show a naturally formed pool of water.

Shows a structure that protects a waterbody region (for example: a shore, a harbour, and/or an anchorage) from water waves by preventing them from reaching the protected region or reducing their magnitude.

Show a natural or artificial improved body of water providing protection for vessels and generally anchorage and docking facilities.

Shows a barrier constructed to hold back water and raise its level to form a reservoir or to prevent flooding.

Show a long pile (for example: a heavy timber or section of steel, wood, or concrete) forced into the earth that may serve as a support (for example: for a pier) or as a free standing pole within a marine environment.

Shows an artificial waterway with no flow, or a controlled flow, used for draining or irrigating land.