The bubble reef tank in the Øresund Aquarium in Helsingør, Denmark. Bubble reefs are unique in Øresund and this tank also serves as a touch pool.
The Øresund Aquarium features only wildlife native to Øresund, the narrow sea separating Denmark and Sweden. It opened in 1973 and recieved a major renovation in 2006. The aquarium is part of the University of Copenhagen.
October 2009
