The extraocular muscles must turn each eye inward; the sphincter muscles must work to make the pupil smaller; and the ciliary muscles must contract to allow the lens to change to a shape that will produce a clearer image. Solution: Focus on a distant object to immediately feel your eyes relax.
Its upper body is blue, the belly is silver, and the fins are yellowish-gray. The common amberjack can reach five to six feet (1.5 to 1.8 m) in length and more than 100 pounds (45 kg) in weight. The average weight, however, is 10 to 15 pounds (4.5 to 6.8 kg).
Amberjacks, members of the jack family (Carangidae), is the common name for fish of the genus Seriola. One of the largest (up to 6 feet) the greater amberjack (Seriola dumerili) , is found in the Mediterranean, the Caribbean the eastern seaboard of both North and South America, and in some parts of the Indo-Pacific.Amberjack are found throughout Florida around natural or man-made reefs, rock outcrops and wrecks.ne of the largest (up to 6 feet) the greater amberjack (Seriola dumerili) , is found in the Mediterranean, the Caribbean the eastern seaboard of both North and South America, and in some parts of the Indo-Pacific.