This could be caused by over-feeding. Fish have air bladders and they control how they float in water. If they eat to much this may damage the bladder and in return cause them to float abnormal.
it will always be at the top of the water with the upper side of it turned down
Probably swim bladder disease. Dirty water, stress, over feeding (leading to constipation), and temp fluctuations will cause this.
it looks like they have a big bubble in their side
usually a male has longer tail fins but they are about the same for side fins
It's Very simple, the reason your betta is on it's side is because it has this sickness called swim blatter disorder it is a sickness where the fish's stomach is bloated so the air bubble in the stomach is to big and makes the fish float up to the top of the tank. The betta is not in pane I heard from this but it is defiantly annoyed. It happens usually in young bettas that eat to much brine shrimp so check if the food your giving it contains any. If your betta however is a two finned betta its probably because your feeding it too much
No, sometimes they float on their side. But some whales have "negative bouyancy" which takes them to the bottom when they can no longer swim.
Your betta fish may be on its side due to a swim bladder disorder, which can be caused by overfeeding, poor water quality, or stress. It is important to monitor your fish's behavior and consult a veterinarian for proper diagnosis and treatment.
The male Betta does this because he can. He doesn't know if or when a female will come by, so to be on the safe side he keeps himself ready to impress a female if she does turn up.
diseased.
A betta fish may lay on its side due to health issues such as swim bladder disorder, stress, or poor water quality. It is important to monitor your fish's behavior and environment to address any potential issues promptly.
A betta fish may lean to the side due to swim bladder disorder, which affects its buoyancy and balance. This can be caused by overfeeding, poor water quality, or stress. It is important to address the underlying issue to help your fish recover.
Betta fish may lay on their side due to stress, illness, or poor water quality. It could also be a sign of swim bladder disorder, which affects their ability to swim properly.