1, the family is different: the swordfish is the bamboo swordfish family, the swordfish genus, while the blue jimmy is the mackerel family, the mackerel genus. 2, the body type and length of the body is different: the body of the swordfish prolonged and more slender, the body length is usually up to 35cm, while the blue jimmy's body is more robust, the body is fusiform, the length of the body for the 20-40cm. 3, the name of a different: the swordfish alias bamboo swordfish, and blue jimmy alias flower pool fish. 4, the distribution of different areas: the swordfish mainly distributed in the North Pacific region, and the blue jimmy alias flower pool fish. The alias of the blue jenny is called "flower pool fish". 4, the distribution of different areas: the fall swordfish is mainly distributed in the North Pacific region, while the blue jenny is mainly distributed in China, North Korea, Japan and the Russian Far East.

First, the difference between the fall swordfish and the blue jumbo fish

1, the family is different

(1) the fall swordfish: bamboo swordfish family, the fall swordfish genus.

(2) The blue jumbo fish: mackerel family, mackerel genus.

2. Different body shapes and lengths

(1) The swordfish has a long, slender body with a longitudinal band of silvery-blue color in the center of the body, and its body length is usually 35 cm.

(2) The mackerel has a stout, slightly flattened, fusiform body, and its body length is usually 20-40 cm.

3. Different names

The mackerel has a different name

The mackerel is a genus of mackerel in the family Mackerelidae, which has been named by the Chinese government. p> (1) The fall swordfish: also known as the bamboo swordfish.

(2) Green Jim fish: aliases are more, mainly flower pool fish, flower bar, flower anchovy, green brick, flower fairy and other names.

4, the distribution of different regions

(1) swordfish: mainly distributed in the North Pacific region, including the Sea of Japan, Alaska, the Bering Sea, California, Mexico and other waters.

(2) Green swordfish: mainly distributed in China, Korea, Japan and the Russian Far East.

Second, the swordfish is where to grow

1, the swordfish is mainly grown in the Pacific subtropical waters or temperate waters, generally can be divided into four types according to its habitat, that is, the Atlantic swordfish, the Pacific swordfish, the North Atlantic swordfish and the Indian Ocean swordfish.

2, the swordfish is a surface migratory fish, usually grows in the middle and upper layers of the water layer, usually inhabits the water depth of 0-230m, and suitable for the growth of the water temperature of 15-18 ℃, feeding on the water temperature to 15-21 ℃ is appropriate, usually mainly to animal plankton for food, will feed on shrimp, Brachiopods, eggs, copepods and other organisms.

3. During the daytime, the swordfish will be active in the water layer about 15cm away from the surface, and at night it will float to the surface of the water for activities, with obvious vertical movement phenomenon of day and night.