Bait: Ⅳ after the lobster specialized feeding purple mussels, can promote rapid maturation and reproduction of lobsters, purple mussels can meet the needs of lobsters on the nutritional aspects. Lobster miscellaneous food, can be fed frozen small fish, small shellfish and shrimp artificial bait, day baiting 1 time, baiting time in the afternoon is good, and even cast 2 days to stop for 1 day, the daily amount of bait for the shrimp weight of 5% -12%. Often pay attention to the activities of the lobster, feeding situation, clear the pool once a year to prevent pollution. Tests have shown that feeding Japanese shrimp with bait for feeding trials, lobster growth and survival rate than feeding purple mussels showed better feeding results. For lobsters, the optimal protein content in the feed for 20% -25%, expect to develop a suitable bait for lobsters in the future, in addition, lobsters with the 3rd palatal foot predator granular bait, so the lobster individual size and particle size is not directly related to the general available diameter of the small granular feed.