Betta Fish Blowing Bubbles at Top of Tank
If you find your female betta fish occasionally blowing. In other words the oxygen level at the bottom of the tank is so low that the fish is struggling to breathe which is why it rests on the surface where the oxygen level is so high. Bubble Nests Betta Fish Care Betta Fish Care Betta Fish Tank Betta The male will build a bubble nest at the surface of the water for eggs. . If you notice this behavior you should retest your tank water and look into upgrading your current aeration system as soon as possible. Why are bubbles at the top of my fish tank. Blow bubbles and build bubble clusters nests for reproduction in betta fish such as the betta splenden. Adding to that they do it out of instinct. Another way to get rid of bubbles. If your tank is loaded with toxic chemicals like chlorine and ammonia the fish get their own oxygen by floating to the surface and blowing bubbles. One of the reasons for the bubbl...