I comparison of origin and distribution area

1. Spring fish is a deep-sea fish native to Japan. Shishamo, a willow fish distributed in Takekawa-CHO, Yongfu County, Hokkaido, Japan; Hairy scale fish, an Icelandic fish (Japanese people call it birch fish); Long-finned cucurbit or fine-scaled fish of Pacific coast of Canada and the United States;

2. Aroma is distributed in the North Pacific Ocean, including the Sea of Japan, Alaska, Bering Sea, California and Mexico, and the east coast of the Yellow Sea in China.

Second, the depth comparison of marine activities.

1. Spring fish are deep-sea fish;

2. Aroma is a surface migratory fish.

Third, the comparison of biological attributes.

1. Spring fish belongs to Cucurbitaceae, also known as Lepidoptera and Cucurbitaceae;

2. Agkistrodon acutus is the only species of Agkistrodon acutus. It is an important edible fish.