Recent content by Drewmyster

Also, should the internal filter be completely submerged in the water, or should it be just out to allow for some water flow or bubbles, hence oxygen?

What about the fish coming to the surface, has it anything to do with lack of bubbles which cause oxygen? As I watch them, they have been up there for some time now and haven't come to the bottom of the tank.

Greetings all, my name is Drew, I've just become a Goldfish keeper, and I have a basic 27L tank with filter and lighting. In the tank I have 2 Goldfish and 1 Calico. I have 2 main concerns; The tank has become cloudy, and I don't know how effective my new filter will be (though it is made...