Sardines are a nutrient-rich, small, oily fish widely consumed by humans and as forage fish for larger fish species, seabirds and marine mammals. It is a source of omega-3 fatty acids. They are commonly served in cans, but fresh sardines are often grilled, pickled, or smoked.
herrings, family Clupeidae. The term sardine was first used in English during the early 15th century, and may come from the Mediterranean island of Sardinia, around which sardines were once abundant.
for bait; for immediate consumption; for canning, drying, salting, or smoking; and for reduction into fish meal or oil. The chief use of sardines is for human consumption, but fish meal is used as animal feed, while sardine oil has many uses, including the manufacture of paint, varnish, and linoleum.