Desalination (also spelled desalinization) is the process of creating fresh water by removing saline (salt) from bodies of salt water. There are varying degrees of salinity in water, which affects the difficulty and expense of treatment, and the level of saline is typically measured in parts per million (ppm).
Best Eating Fish, Offshore: Yellowfin Tuna. Yellowfin is the filet mignon of fish. Its lean, red-blooded, pristine sea flavor packs a protein punch that satisfies. That flavor is ethereal and intense, saline and vigorous.
See the lists below for general mercury levels of many common types of fish and how much of each type to eat (according to the National Resource Defense Council): Eat 2-3 servings a week (pregnant women and small children should not eat more than 12 ounces (2 servings):