There is a difference in body size: The legs of the Alaskan king crab are stretched out some up to 1 meter or more, and because of its long robust legs, it is the only crab that can both crawl horizontally and walk vertically. Chilean king crabs, also known as southern king crabs (for southern hemisphere king crabs), are on average slightly smaller than Alaskan king crabs (for northern hemisphere king crabs). Chilean king crabs are shorter in size compared to Alaskan king crabs.

There is a difference in the spines on the body: Alaskan King Crab has shorter hard spines on its body, while Chilean King Crab has longer hard spines on its body.

Value of king crab

The king crab is rich in protein, trace elements and other nutrients, and has a good nourishing effect on the body. In recent years, research has found that crab also has an anti-tuberculosis effect, and eating crab is very beneficial to the recovery of tuberculosis.

The Chinese medicine believes that it has the effect of clearing away heat and detoxification, tonifying the bone and marrow, nourishing the tendons and activating the blood, opening up the meridians and collaterals, facilitating the limbs and joints, renewing the absolute injury, nourishing the liver and yin, and enriching the efficacy of the gastric fluid. For bruises, injuries, jaundice, back and leg pain and rheumatoid arthritis and other diseases have a certain therapeutic effect.