Can Be Dirty Delicacy Printed in The Times Picayune front page, April 22, 1996.
Mere dabblers pinch the tail.
The true connoisseur of crawfish also sucks the critter's head. But if those last hits of spicy boil are an aficionado's delight, they also can be filled with oil patch pollutants, a Tulane University professor cautions. Napthalene is a component of crude oil. Cadmium is a heavy metal found in rechargeable batteries. Both chemicals, common in Louisiana waterways, affect crawfish reproduction and metabolism, Fingerman has found.