1, the so-called five abalones are five abalones and one Sima Jin.
2. Eight abalones are eight abalones and one Sima Jin.
An important criterion for identifying abalone grade is the number of heads. The so-called "head" refers to the number of abalone with uniform size in a Sima Jin (about 0.6 kg), such as 2, 3, 5, 10, 20 and so on. The fewer heads, the more expensive abalone.
About abalone:
Abalone is one of the precious "sea treasures", which is delicious and nutritious, and is known as "soft gold" in the ocean. Abalone is a precious marine edible shellfish, known as "table gold, the crown of marine treasures", with tender meat and rich nutrition.
The edible part of fresh products is protein 24% and fat 0.44%; Dried food contains 40% protein, 33.7% glycogen, 0.9% fat, as well as vitamins and trace elements. It is a high-protein and low-fat food that is very beneficial to human body. Abalone is very delicious because it is rich in glutamic acid. ?
Abalone, whose name is fish, is actually not a fish. It is a primitive marine shellfish and single-shell mollusk. Because it is shaped like a human ear, it is also called "sea ear". Abalone usually grows on the seabed with low water temperature, covering the Pacific Ocean, Atlantic Ocean and Indian Ocean. It is recognized that the best producing areas are northern Japan and Mexico, and the northeast is also a traditional producing area. Among the 2 16 species of abalone named all over the world, 7 species are distributed along the coast of China, among which Haliotis discus hannai in the north of Bohai Bay and Haliotis diversicolor in the southeast coast are the most common.
References:
Baidu encyclopedia: abalone