The word 'hydrographic' is a correct and usable word in written English.
It is typically used to describe something related to the science or process of surveying and mapping bodies of water, such as oceans, lakes, and rivers. Example: The hydrographic survey team used specialized equipment to map the ocean floor and identify potential hazards for shipping routes.
Japan's coastguard said last month that it was sending two unarmed vessels to map the seabed around the blasted rocks, a couple of months before an international hydrographic conference at which South Korea was expected to offer Korean names for some submerged features.
Natural features include relief, which is sometimes mistakenly understood to be the sole feature characterizing a topographic map, and hydrographic features, such as lakes and rivers; man-made features include other characteristics of the subject area, such as cities, towns, and villages, and roads, railroads, canals, dams, bridges, tunnels, parks, and other features.
In May 2012 eight officials including the director of the Chilean National Emergency Office and the director of the navy's Hydrographic and Oceanographic Service at the time of the earthquake were charged with negligence for ignoring tsunami warnings and failing to notify coastal residents of approaching surges.
Further investigation revealed in February 2013 that the Hydrographic and Oceanographic Service had attempted to alter its logbooks to obscure the fact that warnings had been dismissed.
Many ambitious schemes for using tidal power have been devised, but the first major hydrographic project of this kind was not completed until 1967, when a dam and electrical generating equipment were installed across the Rance River in Brittany.
Surveying of underwater features, or hydrographic surveying, formerly required techniques very different from ground surveying, for two reasons: the surveyor ordinarily was moving instead of stationary, and the surface being mapped could not be seen.
One diplomat notes the junta's delight at even the tiniest show of support, such as the EU's recent decision to back Myanmar's entry into the International Hydrographic Organisation.
High-resolution sonar mapping of the seafloor, supported by older charts from the U.K. Hydrographic Office, revealed an intricate array of features, including incised channels around elevated regions (former islands), scarps, cataracts, and hanging tributaries.
The first Russian traverse of the passage was not achieved until 1914 15 by the Arctic Ocean Hydrographic Expedition of 1910 15.
The International Hydrographic Bureau was founded in 1921 in Monaco, where it has been headquartered through the years.
According to the definition of the International Hydrographic Bureau, the southern boundary extends from Dondra Head at the southern end of Sri Lanka in the west to the northern tip of the Indonesian island of Sumatra in the east.
