In bony fish the swim bladder primarily serves for buoyancy. Moreover, in many species it also possesses acoustic functions: it plays a role in sound production and improves hearing in numerous ways.

Swim bladder disease makes it impossible for a fish to stay buoyant, but some ingenuity and a few aquarium supplies make for a fin-tastic solution. CNET editor Gael Fashingbauer Cooper, a journalist ...

Swim bladder disease is a very common health condition that affects many types of fish. In short, it makes it difficult for ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Is your gold fish swimming upside down? It ...

Introduction Have you ever thought about why most fishes never sink to the bottom of the ocean or float to the water’s surface? How is it that they can stay so perfectly buoyant underwater? You might ...

"Sound vibrations are transmitted to the inner ear via anterior extensions of the swim bladder or via bony ossicles", the biologist Tanja Schulz-Mirbach explains how swim bladders may serve for ...