One further question - found two more cardinals dead yesterday and today. We bought a new air bubble feature. Could too much air in the tank be the reason. The cardinals have been fine for 6 months since we bought then, the suddenly 3 cardinals haved died. From your experience, have you seen...
The orange danios are tetra sized. This morning I found a cardinal and the guppy dead so I think I've found the reason. Are guppies or cardinals territorial? I want to get reolacements. What's your advice? Thanks.
We bought 6 cardinals, 4 minnows and 4 orange danios. We had them for about 6 months then decided to add a few more fish. We chose 3 guppies (1m and 2 f) and 3 platys. After a few days I noticed that the male guppies tail has been bitten and it having difficulty swimming horizontal. Which of the...