The demand for dried fish bladder – dubbed 'aquatic cocaine' because of the huge prices it commands – has surged in recent years and is driving two species to extinction. Totoaba fish swim bladder, ...

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 ...

Rich in collagen and with prized medicinal qualities, high-quality fish maw can sell for US$2,000 per kg But meeting the demand of wealthy Asian clientele has led to overfishing of endangered species ...

Take a stroll down Des Voeux Road West in Sheung Wan, and you’ll find yourself inhaling a distinct, salty whiff of dried seafood that fills the air as trams rattle past in the old Hong Kong ...