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Swordfish

Xiphias gladius

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Description and Characteristics

The Swordfish, also known as the Broadbill or Broadbill Swordfish, is the absolute gladiator of the open sea and one of the most iconic fish in the world. It represents the sole member of the Xiphiidae family. The body is robust and round at the front, tapering toward the tail to take on a hydrodynamic shape. The skin of adults does not have scales, and the colour is dark brown or black on the back, which gradually lightens to silver and white on the belly.

The most famous characteristic is its bill or sword, which consists of an extension of the upper jaw. In contrast to the spearfish, which has a round spear, the sword of this fish is broad and flat, like a real sword with sharp edges. Additionally, it has a tall, sickle-shaped dorsal fin resembling a shark's, and it lacks pelvic fins entirely.

Habitat

It is a cosmopolitan and highly migratory pelagic species that lives in the open sea. It has a high tolerance to temperature changes and moves across a wide depth range from the surface down to 800 metres or deeper. It performs characteristic vertical migrations, meaning that during the day it descends to great depths to hunt in cold waters, and at night it rises to the warmer surface layers to feed.

Reproduction

Fisheries & Economic Value

It represents one of the most valuable commercial species worldwide. In regional waters, it is caught mainly by professional vessels using surface longlines and, formerly, harpoons. The meat is of exceptional quality, with a firm texture resembling that of animal steak, and it is usually sold in slices, commanding a very high price.

Mediterranean Local Names
[{"country":"Italy","local_name":"Pesce spada"},{"country":"Spain","local_name":"Pez espada"},{"country":"France","local_name":"Espadon"},{"country":"Turkey","local_name":"Kılıç balığı"},{"country":"Malta","local_name":"Pixxispad"},{"country":"North Africa (Tunisia/Libya/Egypt)","local_name":"Espadon or Samak al sayf"},{"country":"Adriatic Coast (Croatia/Slovenia)","local_name":"Iglun or Sabljarka"},{"country":"Greece","local_name":"Xiphias"}]
Size
The species is a giant of the seas. It can reach a maximum length of 4.5 metres and a weight that exceeds 500 kilograms. However, in the Mediterranean, fish are usually smaller, with a common length of 1.2 to 2 metres and a weight of 20 to 100 kilograms. Females grow significantly larger than males.
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