The Open Aquarium window enables you to choose the active aquarium. The active aquarium is the aquarium you are currently working in. Only one aquarium can be active at a time. Opening another aquarium automatically closes the currently active aquarium.
To access the Open Aquarium window choose Open Aquariumfrom the File menu or press CTRL+O from the keyboard.
Choose Aquarium
Choose the name of the aquarium that you wish to make active.
You can also make an aquarium active by picking it from the Active Aquarium prompt on the BlueChromis main window toolbar:
Button Bar
Press OK to open an aquarium. Press Cancel to abort the Open Aquarium process and close the window.