Ocean color can be used to determine how much chlorophyll is present in ocean water.

Minimata disease is the name given to mercury poisoning.

The oxygen minimum layer and nutrient maximum layer are both located approximately 1000 m deep in the ocean.

The Sargasso Sea occupies the stagnant eddy in the middle of the North Atlantic Gyre.

Tablemounts are eroded volcanoes on the ocean floor

The Calcite Compensation Depth is the depth below which calcite is no longer a significant component in ocean sediments because at those pressures and temperatures, calcite is no longer stable.

Depositional coastlines commonly contain rock formations called headlands.

Salinities at the high latitudes (arctic/antarctic) are lower than at the equator.

The 'Principle of Constant Proportions' states that the major dissolved constituents occur everywhere in the ocean with the same proportions, regardless of salinity.

The Inner Core of the Earth is molten (liquid).