Now I Know What Fish Maw Is

Well I discovered what fish maw is ... it is the air/water bladder in a fish that allows it to ascend and descend.

Apparently the soup is good for coughs and ones general health.
Here is some more info for those of you inclined to try Fish Maw Soup.
The vinegar and spices went along way in making it less bland.
Bon Appetit.