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The large open-water Atlantic bluefin tuna is an oily fish. Most small forage fish, like these schooling anchovies, are also oily fish. Oily fish are fish species with oil (fats) in soft tissues and in the coelomic cavity around the gut. Their fillets may contain up to 30% oil, although this figure varies both within and between species.
Sprat is the common name applied to a group of forage fish belonging to the genus Sprattus in the family Clupeidae.The term also is applied to a number of other small sprat-like forage fish (Clupeoides, Clupeonella, Corica, Ehirava, Hyperlophus, Microthrissa, Nannothrissa, Platanichthys, Ramnogaster, Rhinosardinia, and Stolothrissa).
These fish have a wide, upward-facing mouth with rather thick lips. Their heads and bodies are pale greenish grey or brown with round spots, varying from orange-red to dark brown. A group of black spots may be visible on the body at the base of the rear of the dorsal fin. Five vertical darker shaded bars may also be present on their bodies.
Sardine and pilchard are common names for various species of small, oily forage fish in the herring suborder Clupeoidei. [2] The term 'sardine' was first used in English during the early 15th century; a somewhat dubious etymology says it comes from the Italian island of Sardinia, around which sardines were once supposedly abundant.
The swordfish (Xiphias gladius), also known as the broadbill [5] in some countries, are large, highly migratory predatory fish characterized by a long, flat, pointed bill. They are a popular sport fish of the billfish category, though elusive. Swordfish are elongated, round-bodied, and lose all teeth and scales by adulthood.
This page lists fish categorized as "oily fish" by one or more food standard agency. Subcategories. This category has the following 3 subcategories, out of 3 total. A.
Mackerel range in size from small forage fish to larger game fish. Coastal mackerel tend to be small. [121] The king mackerel is an example of a larger mackerel. Most fish are cold-blooded, but exceptions exist. Certain species of fish maintain elevated body temperatures.
Salmon is a popular food fish. Classified as an oily fish, [108] salmon is considered to be healthy due to the fish's high protein, high omega-3 fatty acids, and high vitamin D [109] content. Salmon is also a source of cholesterol, with a range of 23–214 mg/100 g depending on the species. [110]