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Tarpon grow to about 4–8 ft (1.2–2.4 m) long and weigh 60–280 lb (27–127 kg). They have dorsal and anal soft rays and bluish or greenish backs. Tarpons ...
The Atlantic tarpon (Megalops atlanticus) is a ray-finned fish that inhabits coastal waters, estuaries, lagoons, and rivers.It is also known as the silver king.It is found in the Atlantic Ocean, typically in tropical and subtropical regions, though it has been reported as far north as Nova Scotia and the Atlantic coast of southern France, and as far south as Argentina.
In appearance, it is like the much larger Atlantic tarpon, M. atlanticus - olive-green on top, and silver on the sides. The large mouth is turned upwards; the lower jaw contains an elongated, bony plate. The last ray of the dorsal fin is much longer than the others, reaching nearly to the tail.
The premaxilla is unattached to the neurocranium (braincase); it plays a role in protruding the mouth and creating a circular opening. This lowers the pressure inside the mouth, sucking the prey inside. The lower jaw and maxilla (main upper fixed bone of the jaw) are then pulled back to close the mouth, and the fish is able to grasp the prey ...
Other common names include blue herring, golden shad, river shad, Tennessee tarpon, and McKinley shad. The skipjack shad is restricted to the Gulf of Mexico drainage basins. Skipjack are found in clear to moderately turbid water in areas with flow. Because they are a migratory species, dams often impede their reproduction.
While its protective body didn’t survive beyond the Cambrian, its mandible mouth structure certainly did, as around 70 percent of all animals today, from insects to crustaceans, use similar ...
Archosargus probatocephalus has a specific name which compounds probaton, meaning "sheep", with cephalus, which means "head", reflecting its common name, sheepshead, which it was most likely given because of some sheep-like features, such as having large teeth protruding from an open mouth. [6]
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