Before you head out for a pricey sushi dinner, you might want to check out a recent blog by our friends at simplesteps.

They site a recent article in the New York Times which found extremely high levels of mercury in sushi bought from 20 different manhattan stores and restaurants. While pregnant women and children are the most susceptible to mercury present in fish, the rest of us should also be wary of how much and what types of fish we eat.

Check out this handy guide from the NRDC to help you make better choices when you can't fight the craving for some sashimi.