The swordfish as a whole looks smooth and its body is very smooth. The most characteristic of swordfish is their maxilla, which is very long and sharp, and the length of the whole maxilla can reach one third of the body length. The dorsal fin of swordfish is small, the mouth is flat, and there are no gills and pelvic fins.

The swordfish are dark brown on the back and sides of the body, and light brown on the abdomen. There are other colors, but they are not common. They are large edible fish, and their body length is between 2 and 3 meters in adulthood. The largest swordfish can be about 5 meters long and weigh 650 kilograms. Under normal circumstances, female swordfish will be bigger and male swordfish will be smaller.

Swordfish belongs to the genus Swordfish of the family Swordfish of Perciformes and is an edible marine fish. They are also called swordfish, swordfish and so on. They are widely distributed, so they are found in other oceans except Arctic Ocean, but they are mainly distributed in Pacific Ocean, Atlantic Ocean and Indian Ocean. Moreover, they like warm environment, so the sea areas where they live are all low latitudes. Swordfish belong to deep-water fish, which live in seawater between 200 and 600 meters, and some larger swordfish live at a depth of 650 meters.