There's a thin white foam that has appeared at the top of my fish tank on the sides. I have a filter in my fish tank. Does this foam mean I need
![Is this a bubble nest or protein film bubbles? I don't want to disturb my betta's hard work if it's the former. : r/bettafish Is this a bubble nest or protein film bubbles? I don't want to disturb my betta's hard work if it's the former. : r/bettafish](https://i.redd.it/5t9ary9taea41.jpg)
Is this a bubble nest or protein film bubbles? I don't want to disturb my betta's hard work if it's the former. : r/bettafish
![Can anyone tell me what this foam and white bubbles are? Perimeters are good so I don't know if it's harmful. Guppies just had babies not too long ago. : r/aquarium Can anyone tell me what this foam and white bubbles are? Perimeters are good so I don't know if it's harmful. Guppies just had babies not too long ago. : r/aquarium](https://i.redd.it/can-anyone-tell-me-what-this-foam-and-white-bubbles-are-v0-9hhs26f5ptz91.jpg?width=3024&format=pjpg&auto=webp&s=b098e10f65a7b3373e777521ca3a3efcf490d708)
Can anyone tell me what this foam and white bubbles are? Perimeters are good so I don't know if it's harmful. Guppies just had babies not too long ago. : r/aquarium
![Why are there so many foamy bubbles on top of the water in my fish tank that are not popping? Is my air stone defective? I just got the tank & fish Why are there so many foamy bubbles on top of the water in my fish tank that are not popping? Is my air stone defective? I just got the tank & fish](https://fluffyplanet.com/wp-content/uploads/2020/03/shutterstock_711224236.jpg)