Hydrogels, which are soft materials formed by cross-linking polymers, could have a variety of medical applications. In ...

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.

Fish maw — the swim bladder of a fish — is one of the most expensive dried-seafood products in the world. A Chinese delicacy, it can fetch $450 to $1,000 per kilogram.

Hovering fish aren’t loafing—they burn twice resting energy to make micro-fin tweaks that counteract a natural tendency to ...

Fish make hanging motionless in the water column look effortless, and scientists had long assumed hovering was a type of rest ...

As for the most suitable types of fish from which to extract the swim bladder, first choices are carp and sturgeon, followed by catfish. However, in 1795, ...

The swim bladder holds oxygen and gasses to help maintain "neutral buoyancy at the fish's desired depth," Jessie M. Sanders, an aquatic veterinarian, explained in a December 2017 article for PetMD.

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.