By 2020, the aquarium was completely modernized and contained tropical fish of 100 different species in a million liters of water. The liquid escaping from the vertical tank would have reached the third floor of the hotel. The causes of the explosion are still unknown, the police said, Bild speaks of “material wear”.
Tgcom24
For the Berlin police, the explosion of the huge cylindrical aquarium was not caused by an attack. Details on the causes of the collapse of the large aquarium are not yet available. Some media speak of a structural failure. The 1,500 or so fish would have all escaped and, according to some witnesses, mostly died.
According to an initial reconstruction, a loud noise was heard around 5:45 a.m. and a report was received by the authorities around this time.