Generally live in high water pressure fish spines are less, so deep-sea fish are small spines, usually you can eat some scallops, yellowtail: yellowtail is not only rich in nutrients and rich in protein, calcium, phosphorus, iron, iodine, etc., and fish flesh tissue is soft, taste is also better is more suitable for consumption in the usual. Usually you can also eat some salmon and sea bass, sea bass is also very high in nutrients, also belongs to the fish with few spines, only one main spine, few small spines. When eating fish should be cooked as much as possible, to maximize the bacteria in the fish to kill.