My grandmas betta fish aquarium that is a 3 gallon has a bubbler but it has a thing around it so it won't mess with our betta fish what is a bubbler really for? Just to make it look pretty or something?
I have a 10 gallon I put 4 females supposably one is very aggressive so i took her out i am not for sure if she is a male or female. So please help!
He/she does not have the lines the others have when it gets stressed or wants to breed. I am thinking its a he(maybe)