A rare fish, the Totoaba, faces extinction due to illegal fishing for its valuable swim bladder, called fish maw. This practice also endangers the Vaquita, a marine mammal. The black market for fish ...

US Customs and Border Protection officers in Arizona have seized 242 pounds of swim bladders – the organ that helps fish control their buoyancy – that came from the endangered Totoaba fish, ...

An curved arrow pointing right. 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.

Smuggled swim bladders of an endangered fish species turned up at an Arizona border crossing from Mexico, U.S. Customs and Border Protection agents reported. The 270 Totoaba swim bladders, found ...

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. It’s often viewed as a symbol of ...

Hydrogels, which are soft materials formed by crosslinking polymers, could have a variety of medical applications. In research published in Advanced Science, investigators developed an injectable ...