Help please! My little guy for the past couple days has been hanging around the heater and filter more than ever, getting into the filter stream and letting it push him, constantly flaring at it (that’s really starting to worry me, he flares at his heater and filter every once in a while but...

I have a koi male betta fish in a ten gallon tank and recently noticed he was swimming side to side against the glass. I thought this was because he was seeing his own reflection so when I looked closer at him, I noticed he was flaring. This is the first I'm noticing this; I've had him for 5-6...

Hi my fish is sick I think. I went to go get his water tested today at PetSmart and the lady said the water was okay, so I moved my betta into the new tank I got him. I got him the tank last week and it’s 3.5 gallons. The tank has a filter and a heater and I also conditioned the water last week...

I am buying toys (a Betta leaf and log) for a male Halfmoon Betta that I will buy adopting when his tank is done, I can't decide if I should get him a small mirror. I have done some reading but can't find a clear answer one side says that it is good to have the fish act the way they would do...