Yes The fish raised in Xuanwu Lake in Nanjing are mainly "four big fish", but there are also some aggressive fish in it, such as mandarin fish, pouting fish and catfish. , including crustaceans such as crabs, turtles and lobsters. , but mainly silver carp and bighead carp. Xuanwu Lake is located in Xuanwu District, Nanjing, with Zijin Mountain in the east, Ming City Wall in the west, Nanjing Station in the north and Zhoushan in the south. It is the largest city park in the south of the Yangtze River and the largest royal garden lake in China.