Hydrography Data

Show a large body of water entirely surrounded by land.

Show a land mass, other than a continent, surrounded by water.

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 excavation drilled or dug into the ground (for example: the sea bed) for the extraction of liquids and/or gases.

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 a structure primarily used as a berthing place for vessels.

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

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

Show any water the level of which changes periodically due to tidal action.

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.