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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.
Nikephoros Xiphias was born probably some time around or before 980, and was most likely the son of Alexios Xiphias, who served as the Catepan of Italy in 1006–08. [1] Few members of the Xiphiai are otherwise known and the family's origin is unclear, but they most likely hailed from Asia Minor, like many other prestigious families of the military aristocracy of the period.
In Johannes Kepler's edition of Tycho Brahe's star list in the Rudolphine Tables of 1627; this was the first time that it was given the alternative name Xiphias, the swordfish. The name Dorado ultimately became dominant and was adopted by the IAU. Dorado represents a dolphinfish; it has also been called the goldfish because Dorado are gold-colored.
Swordfish (Xiphias gladius) are large, highly migratory, predatory fish characterized by a long, flat bill in contrast to the smooth, round bill of the marlins. Swordfish are elongate, round-bodied, and lack teeth and scales as adults. They are the sole member of their family Xiphiidae.
One family, Xiphiidae, contains only one species, the swordfish Xiphias gladius, and the other family, Istiophoridae, contains 11 species in four genera, including marlin, spearfish, and sailfish. [ 13 ] [ 14 ] Controversy exists about whether the Indo-Pacific blue marlin, Makaira mazara , is the same species as the Atlantic blue marlin, M ...
The Swordfish (Xiphias gladius) is a large oceanic apex predator inhabiting all the world's oceans. It is found in the entire Indian Ocean down to latitude 45°S. [ 1 ] Before the 1990s X gladius was mainly a non-targeted catch of industrial longline fisheries; but after 1990 catches increased from around 8,000 t to 36,000 t in 1998 with ...
Synodontis xiphias is a species of upside-down catfish that is native to the Niger River basin of Nigeria. [2] It was first described by German ichthyologist Albert Günther in 1864, from specimens obtained in the Niger River . [ 3 ]
Nikephoros Xiphias, Byzantine general, also aide to the emperor Basil II Nikiforos Diamandouros (born 1942), Greek and EU ombudsman Nikiforos Lytras (1832–1904), Greek painter