This Thai Fish Maw Soup cost only $2.50—but the flavor? Absolutely priceless. A street food experience I’ll never forget.

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 ...

The species was once plentiful in local waters, but Hongkongers’ appetite for fish maw (swim bladder) has seen their numbers drop drastically in the past 30 years. Liberal Studies: the battle ...