Rocky shrimp is a kind of freshwater shrimp, which is mostly distributed in the Indian Ocean, as well as Guangdong, Thailand, Myanmar and other regions in China. Because of its big size, delicious meat and rich nutrition, its price is usually higher than that of metapenaeus ensis. In addition, the breeding cost of Rocky shrimp is also high, so the market price is more expensive.
Metapenaeus ensis is a kind of sea shrimp, mainly distributed in coastal areas, such as China, the Philippines, Australia and so on. Because of its strong adaptability, rapid growth and relatively low breeding cost, the price is usually lower than that of shrimp Roxburgh.
To sum up, Rocky Shrimp is usually more expensive than metapenaeus ensis. But this is not absolute, and the specific price difference is still affected by the market and region.