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The types of fish to eat are categorized based on the mercury levels found in fish and the risk to human health. Mercury regulation in the United States limit the maximum concentrations of mercury (Hg) that is permitted in air, water, soil, food and drugs. The regulations are promulgated by agencies such as the Environmental Protection Agency ...
Hydrographic survey is the science of measurement and description of features which affect maritime navigation, marine construction, dredging, offshore wind farms, offshore oil exploration and drilling and related activities. Surveys may also be conducted to determine the route of subsea cables such as telecommunications cables, cables ...
A taxonomy is an arrangement in a systematic manner; the USDA soil taxonomy has six levels of classification. They are, from most general to specific: order, suborder, great group, subgroup, family and series. Soil properties that can be measured quantitatively are used in this classification system – they include: depth, moisture ...
Atlantis was built by Halter Marine Inc., Gulfport, Mississippi. [3] She was laid down in August 1994 and launched in February 1996. [4] She was delivered to the U.S. Navy on 25 February 1998, as RV Atlantis (AGOR-25) a Thomas G. Thompson -class oceanographic research ship. Atlantis completed a year long midlife maintenance and refit at Dakota ...
Ship stability. Ship stability is an area of naval architecture and ship design that deals with how a ship behaves at sea, both in still water and in waves, whether intact or damaged. Stability calculations focus on centers of gravity, centers of buoyancy, the metacenters of vessels, and on how these interact.
A nautical chart or hydrographic chart is a graphic representation of a sea region or water body and adjacent coasts or banks. Depending on the scale of the chart, it may show depths of water (bathymetry) and heights of land (topography), natural features of the seabed, details of the coastline, navigational hazards, locations of natural and ...
RP FLIP. R/P FLIP (floating instrument platform) was an open ocean research platform [3][5] owned by the U.S. Office of Naval Research (ONR) and operated by the Scripps Institution of Oceanography. [6] The platform was 108 meters (355 ft) long and was designed to partially flood and pitch backward 90°, resulting in only the front 17 meters (55 ...
The Storie index is a method of soil rating based on soil characteristics that govern the land's potential use and productivity capacity.Developed by R. Earl Storie at University of California, Berkeley in the 1930s as a method of land valuation, it is independent of other physical or economic factors that might determine the desirability of growing certain plants in a given location.