red betta fish

Question
there are a lot of bubbles at the top of the water in a cluster, it looks like roe  i have only one beta, is it eggs or a fungus?

Answer
Its his next actually! Hes ready to mate so he decided to make a bubble nest for the eggs when he breeds with the female. Its all natural don't worry about it, all it tells you is that hes eager for a mate but he can live without one and he may beat the female.