Algae offer an alternative as they are valuable source of food and trace elements, considered one of the most important foods of the 21st century as a source of protein, lipids, polysaccharides, mineral, vitamins, and enzymes.
According to the U.S. Department of Agriculture, more than 30 million ducks are raised each year for meat and egg production. Per capita consumption of duck in the United States is approximately one-third of a pound.
There are more than 1,200 egg farms across Canada, housing some 25 million laying hens that produce more than nine billion eggs per year. Most of the egg production is for home consumption, and given the social trends to consume food where animals go through a good welfare is important.