What fish has the least mercury in it?
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                According to the U.S. Food and Drug Administration (FDA), nearly all fish contain traces of methylmercury, but levels vary significantly by species. This makes understanding what fish has the least mercury in it essential for making safer dietary choices for you and your family.