Are all the ocean fish in the underwater rooms of Shanghai Shenkeng Hotel real?

The ocean fish in the underwater rooms of Shanghai Shenkeng Hotel are all real fish.

Shanghai Sheshan Shimao InterContinental Hotel (also known as: Shimao Shenkeng InterContinental Hotel) [1] is located in the Tianma Mountain Sheshan Sheshan National Tourism Resort in Songjiang, Shanghai [2], and is owned by Shimao Group [3] Investment and construction, a natural ecological hotel built in a quarry pit with an altitude of minus 88 meters [4]. The hotel follows the natural environment[5] and goes against the traditional architectural concept of developing towards the sky[6]. It reaches 88 meters below the ground to open up architectural space[7] and is built on the cliff of a deep pit[8]. It is the first hotel in the world to be built in the sky. [9] Natural Ecological Hotel [10] in the waste rock pit. It is hailed as an "Architectural Miracle of the World" by National Geographic.